I Visited My In-Laws to Announce My Marriage and Ended Up Fucking My Girlfriend’s Little Sister Silly!
Kanojo to no Kekkon Houkoku ni Kiseishita no ni Gimai to Yarimakuri no Suujitsukan ga Hajimatteshimatta
彼女との結婚報告に帰省したのに義妹とヤリまくりの数日間がはじまってしまった
Kanojo to no Kekkon Houkoku ni Kiseishita no ni Gimai to Yarimakuri no Suujitsukan ga Hajimatteshimatta
彼女との結婚報告に帰省したのに義妹とヤリまくりの数日間がはじまってしまった
63Description
"Maybe it's because we're just compatible? ...or maybe brother-in-law is just amazing at this."
The protagonist visits his in-laws' house to announce his marriage with his girlfriend. There he sees his girlfriend's younger sister who he often used to take care of in the past, and she has grown up to be a lovely young lady.
After her older sister has fallen asleep, this sister-in-law comes on to the protagonist and they end up getting into a physical relationship...
(Source: DLsite)
Similar series (beta)
Based on shared tags
