Suzuta Maya is a bright and cheery high school girl who also happens to be a streamer signed with a talent agency. But she’s not the protagonist of this story. That honor belongs to her older brother, Jin—an unemployed loafer who may love his little sister a little too much, but whose heart is always in the right place. So when Maya goes to the dungeon to stream her battles, Jin happily serves as both cameraman and security guard. Everything changes when a trap sends Maya straight into an encounter with a deadly S-rank monster. Jin steps in without a second thought, unaware that his incredible feat has just been broadcast live to the world. Suddenly on the fast track to becoming a streaming sensation, Jin is about to discover what surprises await him in a modern world with a magical twist.Suggested 15+

Suzuta Maya is a bright and cheery high school girl who also happens to be a streamer signed with a talent agency. But she’s not the protagonist of this story. That honor belongs to her older brother, Jin—an unemployed loafer who may love his little sister a little too much, but whose heart is always in the right place. So when Maya goes to the dungeon to stream her battles, Jin happily serves as both cameraman and security guard. Everything changes when a trap sends Maya straight into an encounter with a deadly S-rank monster. Jin steps in without a second thought, unaware that his incredible feat has just been broadcast live to the world. Suddenly on the fast track to becoming a streaming sensation, Jin is about to discover what surprises await him in a modern world with a magical twist.

Jin, better known as Big Brother, is back, along with the gaggle of high school girls he’s become streamer friends with! With his little sister-loving streak going as strong as ever, it looks like it’s going to be business as usual as everyone gets together for collabs, complete with ribbing from chat. But when a plan is proposed for him to dive deeper into the Black Dragon’s Labyrinth than anyone else has ever been, no one really knows how that’s going to turn out. Big Brother’s fighting prowess is undeniable, but just how strong is he? Is there anybody else who could even survive down there to film all his exploits? Unfortunately for Jin, there might just be one person around who fits the bill...