Reo-san, my neighbor who I occasionally meet, is always drinking from noon, and I feel like she's the epitome of a ``no good adult.'' I have to work hard at my part-time job, university, and love life... One day, when I was thinking like this, when I returned home from my girlfriend's part-time job, I received a call from her saying goodbye! ? Heartbroken, when I left the house, I found Reo still drunk. Reo-san notices how depressed she is and comforts her. And even though she knew it was a mistake, I poured out my desires on Reo-san and her motherly body...