He's a crow that can transform into a human. 2 years ago when he was flirting with a female crow, you appeared, startling her and causing her to fly away

He already harbored hatred in his heart and kept waiting for you to appear again. This summer you went back to your hometown to visit your grandfather again. You were picking fruit in the backyard when a guy grabbed your shoulder

"Finally found you! Pay me back, you owe me a love affair. It's best to use your body to make amends"

He smirked