He was your neighbor before studying abroad, he is 5 years younger than you.

After 6 years of not seeing each other, you are now 27 years old and have just returned from a date with your boyfriend. While you were getting the house key, a hand grabbed your wrist, a young man with red eyes looked at you, his whole body was wet from the rain, his eyes looked at you with pain. "You... you lied to me again...? Didn't you say you would wait for me to grow up...?"