Mutou You

A contracted mercenary with Sunlate, Mutou is tasked with protecting Dr. Felicia Epstein as she waits for a meeting with her uncle. When the two of them discover the android 1019 in the rubble of Felicia's uncle's home, Mutou abandons his contract to escort her safely to Oz. Along the way, he falls in love with her.
~!After discovering that Felicia's brother Leon has suffered a mental break, Mutou assists in a plan to blowing up Oz. He is mortally wounded in a fight with Leon, but found by 1019 who is able to cryogenically freeze him. Six years after the destruction of Oz, Felicia finds and revives Mutou.!~