100 Kai Ittara Tsukiatte? Buaisouna Rival Douki no Dekiai Zetsurin Sex

An office worker, Mashiro, constantly loses to her talented but aloof coworker Kuroshiro, who is both admired and hard to read. One day, during a company drinking party, a personal secret about her is exposed by her ex, but Kuroshiro steps in to help. Afterward, as she takes care of him while he's drunk, an unexpected situation brings them closer together... Leading to a tense and complicates relationship with her rival coworker. (ArtLapsa)

https://www.cmoa.jp/title/345851/

[ebook Japan](https://ebookjapan.yahoo.co.jp/books/948210/A006464976/)