At just 25 years old, Rui Sasaki had neither romantic nor physical experience, causing her to possess a childlike demeanor. The only thing she yearned for was a fulfilling and affectionate partnership. While sipping on drinks and catching up with her childhood friend Naoko, Rui encountered Ritsu, a caring and attractive individual who empathized with her struggles and looked out for her when she became intoxicated. Following a few too many cocktails, Rui unintentionally stumbled onto Ritsu and planted an unexpected kiss on his lips. With both individuals being inexperienced in love and working through their own individual struggles, could this moment spark a genuine relationship between them? The intriguing story of their romantic journey is set to unfold in all its authenticity.