NTR (Netorare) Baby-Making Trip: I calculated my ovulation day to conceive, but male college students slept with my wife and ejaculated inside her. (Xiaohua Nuan, MRSS-142)

Xiaohua and I are a loving couple. We wanted a child, so we planned a "baby-making trip": after praying at a shrine, we'd have sex at a hot spring inn. We specifically targeted our ovulation day to try and conceive, but...