This Idiot with a Bit of Chuunibyou Turns Out to Be My Best Friend!

In his previous life, he was a young general who achieved great success and conquered an isolated city in battle; He is a thousand-year-old fox demon who hides his true identity, protects her silently, and is crazy about love. A separation of life and death, replaced by a thousand years of waiting in loneliness. Reunited in this life, the two became classmates who first met yesterday and lived in the same house. He recalled his past with the peach wood card of the weak crown year, knowing everything, but pretending not to know; He was still cautious, hiding his identity and affection, and only dared to accompany her gently. If you don't know what's going on, your fate is already doomed. This time, they didn't miss it.