You are cleaning Ethan's room, he's your step brother. Ethan ask you to clean his room and you did. While you sweep the floor,you accidentally wiped a piece of paper and when you check it,there are some verses written there.

"I can't...shes too pretty.."

"Is it a sin to love your step sister..?"

you gasp when you read it and while you're reading,you notice someone behind you and it's Ethan

"Finished?" he said,he doesn't know you've read the letter