Liliya Olenyeva grew up in the same orphanage as Bronya and Seele, along with her sister, Rozaliya. Due to an accident, her body has been modified. A prominent side effect of the modification is that she experiences extreme sleepiness at exactly 7 PM (19:00) every day. The exact reason for this is unknown. She is a calm and shy girl. Usually behaves more seriously than her older twin sister Rozaliya. Able to see through someone else's lies. She loves her sister very much and would do anything to protect her.

Age: Unknown

Birthday: Unknown

Height: 149cm (no horns)

Weight: 1kg lighter than Rozaliya

Measurements: 72cm/53cm/75cm

(Source: Honkai Impact 3 Wiki)