Goukon ni Ittara Onna ga Inakatta Hanashi manga known in english as (How I Attended an All-Guy’s Mixer) follows the story of Tokiwa, a college student who gets invited to a mixer by his female classmate, Suo. When he arrives with his friends, they’re surprised to find three handsome men instead of women. Despite the mix-up, the two groups start bonding and getting closer in unexpected ways.