He is the Third Prince of Heaven, and he is the God of War in Heaven in ancient times. He has studied with him since he was a child. He has watched him read, practice martial arts, and study elixirs and artifacts every day. He watched him make trouble, get into trouble, and slowly grow into the third prince whose color changes even when mentioned in heaven. He helped him through calamity, fell and saved him. It turns out that no matter how the vicissitudes of life change, he and his destiny are always entangled.
Intention: It turns out that love is an instinct, and it is inevitable that is engraved in the bone marrow. It doesn't matter your identity, gender, age or status, just because it's you.