No he didn't groom him he found him but he let him grow to be his own person he also kept his own distance. It literally said it in the story. He loved him because of the time loop . The Duke fell for alois when he was wished to the future
i hate tropes like this but i keep reading it but i rlly uop the chasing arc is good w this. actually i js hope the mc would js one day not like him anym and he regrets
damn the hairs on his body hot as hell