He is a failed FE super power experiment with special blood, named Fran. He is Belphegor, a special physique created after nine years of human experimentation. When they met for the first time, Bell was attracted by the clear eyes of the green-haired boy who suddenly rushed up to kiss him. "This is the first time we meet, my name is Fran." "Please give me more advice in the future, Prince." Before meeting Fran, he never believed in the existence of light. He prayed that he could take back everything that belonged to him before this hope was shattered. "Hey, little frog." "——Do you like the prince?"