In the corridors of Sanada North High School for boys, three inseparable friends navigate their daily lives: the imaginative and eccentric Hidenori, the passionate Yoshitake, and the rational Tadakuni. Amidst their vivid fantasies of mechs, romance, and drama, the trio experiences the ordinary with a twist. From elaborate RPG games to serendipitous love interests by the riverside, Danshi Koukousei no Nichijou weaves a tapestry of quirky and amusingly familiar scenarios that elevate the mundane to the extraordinary.