Hitomi (Azuma) is a mother who has raised her son, Katsuki, on her own. After an accident leaves her son confined to a wheelchair, she continues to care for him with unconditional love. To soothe her son's growing sexual desires, Hitomi uses her mouth and her own body, embodying profound maternal affection and devotion. Willing to do anything for Katsuki, she even offers her body to her boss at work, highlighting both her dignity and innocence as a mother. Deeply moved by Hitomi's selfless strength, Katsuki begins to confront his own emotions and desires. This erotic yet tender story follows a mother and son as they overcome hardship and embrace life with passion and resilience.