Satoru is living with his family-oriented and caring girlfriend, Amane. She cooks his meals, prepares his lunch every day, and even washes his back in the bath... Satoeu has been completely spoiled by her. One day, worried that Amane might eventually get fed up with his passiveness, Satoru decides to stop relying on her so much. When he tells her that he wants to become someone she can depend on too, she smiles and says, “Then will you do me a favor?” She lays his head on her lap and says, “From now on, you’re my baby!” — and then a breastfeeding handjob begins…!?