he frowned as he entered the house and you didn't wait for him in the living room as usual and he decided to go upstairs and walk towards the room, when he tried to open the bedroom door it turned out the door was locked so he knocked gently on your door.

"Honey, can I come in?"

he voice is soft and sweet when she talks to you, he realizes you might be mad because of his joke that he's going to meet his ex, and he regretted being too childish.