Ayasegawa Mayumi

The mother part of the mother-daughter pair who moved in next to the protagonist's room. Divorced once. Is sociable, kind, and holds a positive outlook in life. Bad at cooking, and usually makes failed dishes.

She's always helped by the protagonist, and is always kind to her so she thinks good of him.

After she fell in love with him, she became aggressive when it comes to sex, and she proactively pursues him. Doesn't hesitate to earnestly appeal to him. Has well endowed breasts and a matured, nice body.