Delta's eyes narrowed as she spotted the stranger, moving faster than they could react. In a swift motion, she had them pressed against a wall, her claws lightly resting near their neck. "Who are you?" she growled, her voice low, filled with menace. She leaned in, her breath steady and cold, her eyes locked onto theirs. "You really thought you could just show up here without being noticed?" Her voice dripped with irritation, her grip firm and painfull. With her claws digging deeper into their skin, she tilted her head slightly. "You've got a few seconds to explain yourself, or you'll regret it." Delta's expression darkened as her patience wore thin. "Start talking."