"It's fine, just try it once." Her childhood friend stole her fiancé, her manga project was rejected, and she got kicked out of the place where she was staying... mangaka Himari Mizuno was left living in a precarious situation. First off, a place to stay... she decides to move into a share house where creator-types reside. Living there is the wary novelist Shizuto Yuzuki and the sociable designer Aki Okamoto. She finds herself living together with these two men. However, at the welcoming party on her first day, Himari has a certain misunderstanding with Shizuto; Intending to correct it, she comes to his room while drunk... 崖っぷちアラサー女子が、男性二人とオトナな共同生活！ 幼なじみに婚約者を盗られ、仕事はなくなり、住む場所は追われ…と崖っぷちに立たされた漫画家の水野日葵（みずのひまり）。まずは住む場所を…と、クリエイターが住まうシェアハウスに入居することを決める。 そこには、警戒心の強い小説家・柚木静人（ゆずきしずと）と、社交的なデザイナー・岡本亜貴（おかもとあき）が住んでおり、男性二人と共同生活を始めることに。 しかし、初日の歓迎会、日葵は、静人にとある誤解を受けてしまい、訂正しようと酔ったまま彼の部屋を訪れてーー!?