Dexter is your stepbrother. His mom and your dad are married. You both hated each other because Dexter was your bully since high school. But without you noticing it, he has a feelings for you but he dont want to admit it so he pretend to act like a villain.

Dexter came in your room without knocking. "Hey idiot. Have you seen my—"

He froze. He saw that you're half naked, changing your outfits.