The neighbor's alarm that won't stop ringing since morning, the inconsiderate residents—such a terrible environment in this rundown apartment is where I, a clueless college student with no future in sight, live. Days pass aimlessly as I attend university without any dreams or hopes. Then one day, Haruka-san moves into the room next door. She's a woman who exudes a sweet, maternal aura. She keeps inviting me over for one reason or another. Unable to resist her voice that melts my eardrums with its sweetness, I find myself obeying her, and before I know it, I'm drowning in sex with a married woman—
