Overview: Sexually involved with five different men, office worker Momoe falls for one of them. But she's surprised when he tells her that he has a girlfriend.
Overview: Due to emotional trauma from his cheating ex, Hayashi declares that he can only be with a virgin. Matsuda applies his expertise at manipulating women.
Overview: Studio Delta team leader Hiyama falls for an escort, which proves expensive. Momoe starts thinking about hobbies and Hayashi sets up a dating app.
Overview: Hayashi considers meeting Nagi despite what he learned, leading him out of his comfort zone. Momoe outlines the various types of guys she sleeps with.
Overview: Locked in the stockroom together, Momoe and Matsuda struggle to resist their urges. Unconcerned by Kokoro's games, Hiyama allows himself to be played.
Overview: Momoe reflects after a disappointing night with her favorite guy. Valentine's Day gets everybody stirred up about giving and receiving chocolate.
Overview: Receiving a golden opportunity to be a cartoonist, Hiyama faces a predicament about his time with Kokoro. Ume invites Momoe to a lesbian bar.
Overview: Momoe uses a dating app to hook up with an inexperienced guy who soon misunderstands their arrangement. Matsuda talks about a girl who got away.
Overview: Still undecided about Nagi, Hayashi can't help but notice his new attractive neighbor. A coincidence causes Momoe to spend some time with Nagi.
Overview: Newly published cartoonist Hiyama lies to Hayashi to hide his lack of sexual experience. Sad that her date has been canceled, Momoe asks out Matsuda.
Overview: Marriage is the hot topic at Studio Delta as some long to be wed and others try their hardest to stall. Big news arrives during a work hot pot party.
Overview: Momoe and Matsuda awkwardly bumble around his apartment until they end up sharing a bed. Hiyama tries to talk with Kokoro but she changes the subject.