On the day of the proposal I had been eagerly waiting for, Han Taemin, who had once been my entire world, chose another woman. And not just anyone… but Joo Haena, the very girl who made my school years a living hell. Faced with his shameless behavior, I made up my mind: I would get my revenge. "So, I’m going to do every awful thing I can, and I'll do it with your friend, Yoon Jeha." **Original Webtoon:** [Naver Webtoon](https://comic.naver.com/webtoon/list?titleId=845221), [Naver Series](https://series.naver.com/comic/detail.series?productNo=13439322)

Pairing: Kuramochi x Sawamura Kuramochi is struggling with when and how to take his relationship with Sawamura to the next level. ___ Chronological order of release: 1) 俺の後輩がかわいくねえ 2) [My Senpai's Been Acting Strange Lately](https://www.mangaupdates.com/series.html?id=131396) 3) 先輩と後輩のそれから 4) **It's Been Just under Two Months Since We Started Dating** 5) [And Then, for about a Month Longer](https://www.mangaupdates.com/series.html?id=193764)

Pairing: Kuramochi x Sawamura Sawamura finds an erotic book under the bed in his and Kuramochi's room. What follows is a discussion with his boyfriend about taking their relationship to the next level. ___ Chronological order of release: 1) 俺の後輩がかわいくねえ 2) [My Senpai's Been Acting Strange Lately](https://www.mangaupdates.com/series.html?id=131396) 3) 先輩と後輩のそれから 4) [It's Been Just under Two Months Since We Started Dating](https://www.mangaupdates.com/series.html?id=193717) 5) **And Then, for about a Month Longer**