Labyrinth Streaming is a streaming service where players conquer dungeons that have appeared all over the world.

At the request of his younger sister Maya, a Labyrinth Streamer, Suzuta Jin, a big brother who loves his sister very much, acts as her cameraman and takes pictures of her cute side... but he gets caught in an unexpected trap and is sent flying to the boss floor.

Jin shields Maya, who is trembling from the S-rank monster in front of him, but ends up getting hit by a powerful attack...!?

Will it go viral? Will it be a harem? It doesn't matter! Just subscribe to his sister's channel!

An unconscious, unrivaled streamer who only loves his sister is born!