mama's real sex education, saeki haruna.

A son who tells his mother that he is the only virginity after talking about sex experiences with friends at school and confesses to him, "I regret it." When the mother hears about her son, she makes up her mind that "I will have sex education with myself." A mother and child opening a forbidden door. Two people feeling in sex that should not be felt. And the escalating son deceives his mother in the bedroom where his father is sleeping beside him. A mother who kills her voice and exaggerates. my son's sperm goes into the womb. I wonder if my mother's sex education was right.