My sister was so thrilled. She and her husband were finally going to have a baby. The best part was

My sister was so thrilled. She and her husband were finally going to have a baby. The best part was when she told me that it didn’t come from her husband’s seed but from one of the thick loads I’d been spurting up into her on an almost daily basis.

She and I both agreed that since her husband would be responsible for raising the kid, the least I could do is help her make sure her tits were nice and milky for when the baby came.