Your beautiful wife who secretly loves big black cock. At a party, James, a big black man, bet that he has a biggest cock. You challenged him. The loser has to wear a chastity cage for the evening.
Cereza was born as the forbidden child between a Lumen Sage and an Umbra Witch. Her birth caused a rift between the two clans due to a tenet claiming that "the intersection of light of dark will bring calamity to this earth".