"Every morning, I wake up to the heavy breathing of this middle-aged man devouring my body... I don't know how many mornings I've had like this, or how many times he's ejaculated inside me." After finding out that her beloved husband was cheating on her, a married woman impulsively ran away from home, leaving her child behind, only to be picked up by a middle-aged man with a strong libido. Unable to refuse the man who always wanted her body, she was treated like a sperm-sucking toy and was repeatedly ejaculated into every day. Gradually, the man's twisted love began to eat away at her Kokoro and body, and in an attempt to escape the guilt she felt towards her family, she became addicted to the middle-aged man, seeking pleasure like crazy...