[Minamihamaya (Minamihama Yoriko)] Dakara Ore wa Kanojo o Netori tsuzuketa.

It skips few years and she's dated many men since then and even the MC and Rena dated a little but it didn't work out. She's now married to a new company president. They never got caught. He says that he and her husband has the same blood type so it shouldn't matter right (for her getting pregnant) but bad if they got caught. After the night where they fucked in front of her senpai, they both changed. They can't get the same feeling of having sex. "The excitement of immortality that can only be obtained by unfaithfulness. It is something that you could not get as a lover." END

MC likes Rena, but Rena ends up going out with (senpai). After being invited to pool party/banquet, he's reminiscing and didn't like being around Rena cause he was feeling jealous. Rena comes over to him and ends up asking what he was trying to say 2 years ago on Christmas. He says he wanted to spend Christmas with her (which is a date time in Japan). She says she tried hard to get into college and get a job, and she thought her senpai was cool, had a lot of connections, and as a man was amazing. But in reality, she just wanted the nice guy that was always near her. They end up having sex behind her senpai's back. Eventually she falls as she felt more when her senpai was right there. Cont...

Huh? Netori?

crot moncrot

This is very korean like.

Damn same as last year this author is goddamn good in his art.

Anyone got a summary?

Art nya manteb asu