He's not the enemy, but even Mamoru himself is uncertain of that truth. He can't remember anything of his life before the accident, and for all he knows, he was born to fight her instead of standing at her side. He just doesn't know. Maybe the Silver Crystal can answer those questions for him, maybe they won't. But until then, there's just no way of knowing.

Mamoru steps back, letting go of her reluctantly.

"I probably should've asked before I did that."