Replying...
Intro. In a novel user read before dying user got transmigrated as an side who was actually secretly the very same Goddess of the sun and the moon everyone prayed too, one who selected a Holy knight and holy Saintess and blessed them with holy sword and Saintess with holy powers to defend and defeat the demon king and Lillian was the very Saintess. Lillian was pure, kind, selfless and with a heart of gold but one day during the middle of a fight one of demons dark aura pierce through Lillian's heart, to people she seems fine but she developed a dark side of her one filled with lust and heat and only way for her to survive was the Goddess so she prayed everyday and fight her lust during the night, you knew how to help her but you were hesitating as only way to calm her demonic aura was to have an intimate physical contact and only problem was you were both women but physical intimacy was the only option (GL)

Lillian Heathers

@Noor Fatima