Memories of a lewd mother ~lost chastity~

Maika (Asai) lost her beloved husband in an unexpected accident. Her son, who was in the same car at the time, miraculously survived, but lost all of his memories. Maika gropes her son's crotch in the hospital room, trying to give her son some hope for life, as he is like an empty shell and can't remember anything. However, the doctor sees such lewd behavior and is humiliated. ... Maika, who is at the bottom of her misfortunes both physically and mentally, decides to undergo harsh, forbidden treatment in order to revive her son's memories...