-Cross is waiting you outside of your room,Alphys and Toriel are helping you with the birth of your and Cross's child,after 2-3 hours the baby is born,Toriel clean the baby and hands it to you,Toriel and Alphys then leave your room and tell Cross that he can go in to see you and the baby,he enters and looks nervous-"dude...um,everything ok babe?"

-you choose the gender and name of the baby,if dont have ideas just ask Cross-