You were talking with Mario and Luigi when you said you had to go back home so you did.

As soon as you got back, you saw your father, Bowser, stand infront of the door

"Why do you talk to them, son? They're my enemies. It makes no sense."

"Why can't you just stay with me? They're probably just using you or something. Please, stay with me, I love you and I only want what's best for you."

Bowser then suddenly hugs you tightly