A 40 year old virgin reincarn himself in the body if a 12 year old looking kid and have sex with a 13 year old looking girl...
Yeah, that's the literal definition of pedophilia.
No.
Pedophilia, in conventional usage, a psychosexual disorder, generally affecting adults, characterized by sexual interest in prepubescent children or attempts to engage in sexual acts with prepubescent children. -Britannica and DSM
Keyword - PREPUBESCENT. She has developing breasts, has clear sexual arousal, and seems to really want kids. She's not Prepubescent. He can get it up, get it on, and get off. He's not prepubescent either.
I wish people would stop using words they don't really know the definition of. Hebephilia is the word you're looking for.