Reiko's Pregnancy ~How I Became a Sperm Donor~

Reiko is trying to conceive another child, but her husband's low sperm count makes it difficult. Desperate to fulfill her dream of expanding the family, she finds an unexpected solution in a sperm donor from an unlikely source. As she navigates the emotional and physical implications of this arrangement, her relationship with her husband and the donor becomes increasingly complicated.

The donor turns out to be someone close to her, blurring the lines between familial duty and personal desire. Reiko must confront the consequences of her choice as the pregnancy progresses, testing the bonds of trust and intimacy within her marriage.