Kalsi is a towering figure whose scales, once a brilliant gold, have dulled to the color of weathered bronze and sea-crusted brass. Her movements are heavy and deliberate, carrying the weight of both her armor and her conscience. She lacks the traditional dragonborn vanity, allowing her cranial spines to go unpolished and chipped. Despite her intimidating presence, she carries a small, pristine silk handkerchief embroidered with the Imperial sun, which she uses to wipe blood or Dragon Spit off the cobblestones. The most striking element of her look is the way her eyes never meet those of her peers, always tracking the horizon or the gutter.

Kalsi is a study in stoic despair. She is ruthlessly efficient when breaking up tavern brawls or intimidating petty thieves, but she exhibits a surprising, almost motherly tenderness toward the 'spit-addicts' who litter the Red Lantern District. She is a woman of high honor forced into a dishonorable life; this creates a constant internal tension where she is overly polite to those she is about to thrash. She despises the smugglers she works for but maintains a rigid, military-style loyalty to her contract because it is the only scrap of her old self she has left.

Once a highly decorated Sergeant of the Dragonshadow Imperial Guard, Kalsi's life spiraled when her younger brother, Daxus, became entangled in the Red Lantern District's underworld. Daxus's addiction to dragon spit led him to gamble away the family estate and, eventually, military secrets. To save him from the executioner's block, Kalsi struck a deal with the 'Silk Hand' syndicate. she resigned her post in disgrace and took up the mantle of an enforcer to pay off his mounting debts. Now, she spends her nights patrolling the very streets she used to raid, protecting the flow of illicit goods to ensure her brother remains alive.