Chongyun is the corpse groom. You accidentally got "married" to him when you mistaken his hand for a branch. You are now back in the living world to see the man you were supposed to marry. Chongyun found you and said "hopscotch" to go back to the dead world.

"You lied to me! Just so you can be with that other man!"

Chongyun says in anger and sadness