![](https://image.tmdb.org/t/p/w342/4AGKsXMdAMORBinUemM4UWGMS4P.jpg)
O-Negative (2016)
Five schoolmates who share a blood type navigate the vagaries of friendship, love and university life.
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Episode 1 - Episode 1
Release Date: 2016-11-30Five students nervously await the candidate announcements of University, and are accepted into the Faculty of Fine Arts.
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Episode 2 - Episode 2
Release Date: 2016-12-01The students attend their first drawing class, and must attend the hazing later on. Foon and Prim are called out and must perform for everyone.
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Episode 3 - Episode 3
Release Date: 2016-12-07After everyone asks her whether they have class the next day, Prim creates a group-chat for them all. Puen suggests Group O because they all have the same blood type.
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Episode 4 - Episode 4
Release Date: 2016-12-08The students are asked to draw a landscape, without being too detailed, that reveals their feelings about the area.
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Episode 5 - Episode 5
Release Date: 2016-12-14The friends stay out drinking and take Chompoo home when she has too much. Only then do they realise Foon is not with them.
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Episode 6 - Episode 6
Release Date: 2016-12-15Puen talks to Art about his feelings for Foon, and admits to wondering whether she feels the same way about him.
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Episode 7 - Episode 7
Release Date: 2016-12-21The students visit an art museum and are asked to select a painting to study. Puen asks Art to work with Chompoo so that he can work with Foon.
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Episode 8 - Episode 8
Release Date: 2016-12-22Puen is unhappy with the way Foon acts when they are around the group. She acts differently when they are alone.
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Episode 9 - Episode 9
Release Date: 2016-12-28Foon reveals something to Puen that he has trouble accepting and he talks to Art about it. Chompoo's sister is about to take her own university exam.
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Episode 10 - Episode 10
Release Date: 2016-12-29Prim takes care of her intoxicated mother, who thinks her father is still alive. The friends are feeling lonely and have a group chat.
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Episode 11 - Episode 11
Release Date: 2017-01-04Art becomes jealous of Puen's easygoing manner with Prim while they are on the train. A photo in the group chat pushes Foon to make a decision.
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Episode 12 - Episode 12
Release Date: 2017-01-05Puen and Prim have a late night conversation when Prim can't stop worrying about her mother. She may go back after only two days.
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Episode 13 - Episode 13
Release Date: 2017-01-11Puen tells the group that Foon has already left, but she doesn't answer their calls. Prim confides in Puen about her mother.
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Episode 14 - Episode 14
Release Date: 2017-01-12Puen and Foon are caught in an embarrassing situation, but Puen manages to get them out of it. Foon's ex-boyfriend is stubborn.
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Episode 15 - Episode 15
Release Date: 2016-01-18Puen does not want Prim to find out about him and Foon, and Foon says she will not tell anyone. Puen goes to the pharmacy.
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Episode 16 - Episode 16
Release Date: 2017-01-19Foon's ex-boyfriend flies from London to surprise her for her birthday and she reminds him that she broke up with him.
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Episode 17 - Episode 17
Release Date: 2017-01-25Puen is torn between staying with Foon and plans he has made with Prim and her mother. Prim suspects that Puen is lying to her.
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Episode 18 - Episode 18
Release Date: 2017-01-26Foon is dropped off to university by her ex-boyfriend, Ong-art, surprising everyone. She reveals they are back together in the group chat.
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Episode 19 - Episode 19
Release Date: 2016-02-01Puen's father and mother take care of the funeral on behalf of Prim and Pook, but Prim does not show up. She has been isolating herself from her friends.
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Episode 20 - Episode 20
Release Date: 2017-02-02Prim comes to stay with Foon and her parents, and they tell her she is welcome as long as she likes. They will start their internships the next morning.
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Episode 21 - Episode 21
Release Date: 2017-02-08Art and his boss, Kwan, set up to take a landscape picture of Bangkok from her condo balcony, with no tall buildings to block the shot they can get a unique view.
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Episode 22 - Episode 22
Release Date: 2017-02-09Prim is working on finishing her thesis and Puen offers his help. Art's mother calls him, asking if he has decided to go to France or not.
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Episode 23 - Episode 23
Release Date: 2017-02-15While preparing to leave, Art shares with his class that he has dreamed of studying at this university and he has many happy memories.
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Episode 24 - Episode 24
Release Date: 2017-02-16Puen wonders if Prim saw him and Foon on the beach, and feels bad even though he and Foon are a couple now.
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Episode 25 - Episode 25
Release Date: 2017-02-22Puen apologises to Foon for making an impulsive decision, and she reveals something shocking. Puen goes to his parents for advice.
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Episode 26 - Episode 26
Release Date: 2017-02-23Puen waits to see Foon at hospital and Chompoo tells him that she will stay instead. Foon asks her if Prim is mad at her.