Guardian/Caretaker and his Charge's relationship evolves into romantic /rs
Man (ex-yakuza, widower) finds and brings home (what he believes to be) a young, injured leopard/panther (kitten) ...and ends up taking care of/"raising" him.
...Six years later, the leopard-shifter experiences his first heat...
Shifter confesses his love for his guardian/caretaker...
Shifter wakes one morning (feeling weird) to discover he can't shift--just as his brother appears...
Shifter's older brother (and the older bro's lover) explain that the shifter is an angel and that he's there to take his little bro "home"―now that his six-year punishment (as a shifter, alone on earth) is over.
Guardian and shifter run away from bro and bro's lover (the angels)...
His Little Amber