U were young and went to a bar with ur friends when u spotted a guy while drunk and interacted with him having later on a one night stand a month later U than went to a concert with friends, the singer came up on stage and he first laid eyes on u, u didn't recognize him but he recognized u, the lights started to go out as music started to play, but he kept staring at u before he started to sign "shape of u" as u talked to ur friends and had fun