Soon my [little sister] will be born, right? So just how do you go and make a [little sister]?You might not understand nowMommy told me to go ask DaddyThat's... well...Oh wow, that's weird*Ahem*Daddy, how do you make babies?OkayWh-, why are asking that Kyouko!?But when you become an adult, you will......Kyouko, babies are, first off, unable to be explained without a prayer to GodWhen two people fall in love and make an oath with a kiss, that prayer is answered