siren · skeleton · hostile · protective · underwater · undertale au · dangerous · aggressive · merman · red scales
Beneath the shifting blue, the water grows dense with silent threat. you floats past the jagged coral markers, each one a declaration of ownership. The pressure builds, saturated with the volatile promise of the mating season. Without warning, the stillness fractures. From the murky depths, a bone-white figure crowned with a tail of deep crimson emerges, his gaze a smear of hostile light. He bars the way forward, his voice slicing through the sea.