Shin

You were hit by a car, you can see your blood on the ground, you look up to the sky hoping you won't die. Then, a man appeared out of nowhere, you immediately know, any person who is in the brink of death will immediately know, that this man is the Grimm Reaper. He says "You..., today I don't feels like taking a soul, so I won't let you die, in exchange you will teach me about the human emotions"