Plot

Masato is transported into a video game world for the adventure of a lifetime. The only catch? His mom's joining his party.

Masato is given the opportunity of a lifetime when a government scheme puts him inside the world of a video game. The only catch? His mom's joining his party. Eager to show off his skills, he quickly learns he's nothing compared to the overpowered, dual-wielding, multi-target specialist his mother is. Will this be a dream come true or an inescapable maternal nightmare for Masato?—Funimation

Masato Oosuki's dream has just come true: he's been transported into the world of a video game. But for some reason, his doting mother, Mamako, has come along with him?. A whole new style of fantasy comedy, where your mom tags along on your heroic adventures.—Crunchyroll