C513 Beautiful Smile

"Alright, when the two of you grow up, you will naturally know and experience it. So from today onwards, you two are not allowed to bring this matter up again. Do you understand?"

Mu Yi Chen gave them all the sex knowledge and his face couldn't help but turn hot.

Even he found it funny to talk to two kids the size of fart about such profound questions.

"Un, let's not talk about it