![](https://image.tmdb.org/t/p/original/4wuOFRmyIuwygRsmX9hmow6ovqr.jpg)
![](https://image.tmdb.org/t/p/w342/pvk9IYxxLNgsdXDhA1is3LFKeCC.jpg)
Episode 21
The aftermath of the latest spat with Professor Ahn helps Chief Gook to realize some of his feelings. Chang Min and Jin Hee start to think about their future.
![](https://image.tmdb.org/t/p/w300/ztDf1FCcsE3lRUDtlvXE4C0JMtN.jpg)
![](https://image.tmdb.org/t/p/w300/3mke6YopUngPen2IYqrsoGU08lc.jpg)
![](https://image.tmdb.org/t/p/w300/3yAucybh2j4apFoi3TfetFM3U2l.jpg)
Other episodes for this season
![Episode 1](https://image.tmdb.org/t/p/w300/bqEf2Wz9jrZPAZ8NUPh1iaWrEY6.jpg)
![Episode 2](https://image.tmdb.org/t/p/w300/5YXFmqsKyEEp2dm9VBMcjAW9i2I.jpg)
![Episode 3](https://image.tmdb.org/t/p/w300/dZbjxrdakM1RU1qKYmIzuTV3ARA.jpg)
![Episode 4](https://image.tmdb.org/t/p/w300/uRD0zyL1AX8nvscq44v34vgTjzB.jpg)
![Episode 5](https://image.tmdb.org/t/p/w300/aTVbAdb9b0adz8d6QgMSffECN8u.jpg)
![Episode 6](https://image.tmdb.org/t/p/w300/dwhYIf5iRVRViwrupyolZaqCM5L.jpg)
![Episode 7](https://image.tmdb.org/t/p/w300/1UKQedS33OCTZNflsSpsY85tBHF.jpg)
![Episode 8](https://image.tmdb.org/t/p/w300/oaq9HCKqUAFbOnCqQ2NyTm4MNst.jpg)
![Episode 9](https://image.tmdb.org/t/p/w300/79pFjRZdZNgNO7SzNER2ORS8fu7.jpg)
![Episode 10](https://image.tmdb.org/t/p/w300/znBlF0V2Hxqm9AGL0i5OkmA6qO1.jpg)
![Episode 11](https://image.tmdb.org/t/p/w300/d7YabmLRTWFBQqgzpmpIElfMjOp.jpg)
![Episode 12](https://image.tmdb.org/t/p/w300/hIFqJZtAlHtygCrCxZ4QlA6Zn80.jpg)
![Episode 13](https://image.tmdb.org/t/p/w300/kVZ33sxgen5YeoH21SpAzUdUbPp.jpg)
![Episode 14](https://image.tmdb.org/t/p/w300/yH4PLdBF0bsp5bfAZM0gGcvI6Gx.jpg)
![Episode 15](https://image.tmdb.org/t/p/w300/1G8iduu8ubHgXy8wBEnMl3jsGhb.jpg)
![Episode 16](https://image.tmdb.org/t/p/w300/9n00KIrdnkuxLKJtj4rMqE76Wdj.jpg)
![Episode 17](https://image.tmdb.org/t/p/w300/VgPKugJvFRYipPrEOupWXMEyDJ.jpg)
![Episode 18](https://image.tmdb.org/t/p/w300/rs0zSvYqNirW98iWFGJ95gYqgqk.jpg)
![Episode 19](https://image.tmdb.org/t/p/w300/tA8DhM0oPJPmZFnN8oXRAoeWS4n.jpg)
![Episode 20](https://image.tmdb.org/t/p/w300/Sq5NKYdQXRn9EWrh0QpM01KYfD.jpg)
![Episode 21](https://image.tmdb.org/t/p/w300/4wuOFRmyIuwygRsmX9hmow6ovqr.jpg)
The aftermath of the latest spat with Professor Ahn helps Chief Gook to realize some of his feelings. Chang Min and Jin Hee start to think about their future.