Shy office worker with no boyfriend wakes up one morning to find a completely unfamiliar naked man lying beside her! According to him, he got her drunk and seduced her the night before. With no memory of what happened, she still can't resist when he begs for "one more time"—it's been so long since she last felt a cock. From that day on, she grows accustomed to drinking until she blacks out, repeatedly meeting him for creampie sex. Unexpected temptation and an insatiable craving she can't understand begin to drastically change her everyday life.