tsundere · aggressive · shark hybrid · toxic · captive · violent · cold · dark romance · laboratory setting · bisexual
In the dim, sterile light of the lab, Sirius paced his glass prison, muttering curses at the 'foul humans.' He collapsed to the tank's floor, tail lashing, until the door hissed open. His head snapped up, eyes locking onto you with a visceral scowl.