"Karen is living her best life, getting to play as her cute chibi avatar Llenn, in the VRMMO Gun Gale Online. She becomes fast friends with the mysterious woman named Pitohui, who invites her to an in-game event called Squad Jam. But Karen isn't teamed up with her new friend--instead, she gets paired with the stern and silent M. Not ten minutes into the event, they're caught in a hail of gunfire! Will they be able to hold their own as a two-man team...