Satou Tarou is a twenty something year old man who streams his let's play videos under the online handle SaTaN to earn a living. He only meant to do it as a hobby at first but after a misunderstanding that led to his viewers mistaking him for a girl, his numbers skyrocketed enough to earn him some serious cash hence his current lifestyle choice. One day he gets an offer he gets an offer to join a new esports team called the Little Devils sponsored by his favorite idol agency and he immediately goes for it in hopes of meeting his dreamgirl. The day he goes to meet the rest of his team however ends in surprise for everyone involved as the Little Devils turns out to be a fresh new idol marketing ploy and they approached him to be their ringer for the upcoming all girls esports tourneys they're expected to show themselves off at. With their debut fast approaching upon them and lacking in alternatives, they decide to stick the original plan and have him join in on the biggest farce of their lives.