Boy meets girl. Girl falls in love with boy. Boy falls in love with girl. They can't keep their hands off each other.
Boy and Girl get married. They have fun chasing each other around the house. They still can't keep their hands off each other.
Girl gets pregnant. Girl is very tired and nauseous. Boy is supportive and understanding. Girl gets big, really big. Boy doesn't mind.
Girl has baby. Girl is tired and sore. Boy must stay away for at least six weeks. New breastfeeding apparatus is off-limits from boy.
Girl's body is now shared with a demanding baby and a neglected husband. Girl is still really tired. Boy is still supportive, but a little lonely.
Girl isn't really impressed with her new body. Girl only let's boy around with the lights off.
Eventually, girl gets sleep, baby gets sleep. The boy and girl begin to chase each other around again.
She gets pregnant, again. Repeat previous story, but now with toddler in tow.
Girl changes diapers, feeds babies, and sees herself as a sustenance machine. Boy still sees girl as someone he likes to chase around.
After a while of this, boy feels sad. Girl is hurt that boy doesn't understand.