Lex pursed his lips, but said nothing. Belle? An angel? He'd have been less surprised if he learned that she was a literal demon than hearing that.
"Dad had a fight with grandfather, who was already angry at him for restarting his cultivation, and even more angry at him for marrying mom. Grandpa said he'd come back and take Belle with him, to replace the loss dad inflicted on the family for giving up his cultivation. Around that time, mom was already expecting you. Afraid that grandfather might also want to take you away, they started to think of ways to hide you from him.
"But when you were born… your physique was a lot more special than mom and dad expected. Belle didn't tell me what it was, but apparently mom and dad were so scared of finding out that dad overexerted himself, nearly crippling his sword intent while trying to put inscriptions on you that would hide your physique. It worked, but as a result dad became extremely weak once more.
