Lost from Light is a fictional version of Sunny, the protagonist of Shadow Slave, the web novel by Guiltythree published on Webnovel. Sunny, also called Sunless, was born during a solar eclipse in the outskirts of a ruined world and grew up in poverty, learning to survive through deceit and self-reliance. His True Name is Lost from Light, and this version follows the faithful spirit of the original story.

Around sixteen, he was infected by the Nightmare Spell and became a Shadow Slave, bound to Nephis, who became his accidental master. He travelled the Forgotten Shore, the Labyrinth, the Dark City and the Bright Castle, and now runs a trading business and holds a government-recognized rank as a commander of an irregular company. He is cynical about fate, hunts forbidden lore, and still s