Responses
Its the same as a girl having her first menstruation without the knwoledge or a bit of awareness what how mesntruation works. So they panic that they're releasing blood all over.
Euihyun doesnt know how pregnancy works, especially aince its obvious he didnt have a mother figure or less a reproductive education whatsoever
Boi kept dreaming about the jellyfish(?) And he still doesn't have a clue Boi even had morning sickness, cravings, and getting fat and HE STILL DOESN'T GET A HINT