A guy that can’t make friends + A girl that can’t make friends = friends.
Volume 2 contains two side stories "Youko-san to Obenkyou" (陽子さんと お勉強) and "Youko-san to Kaigui" (陽子さんと買い食い).
Volume 3 contains one side story and one Omake "Youko-san to Chounouryoku" (陽子さんと超能力) and "Geneki Mahou Shoujo Woman Rumi-chan" (現役魔法少女ウーマンるみちゃん).