One day, high school student Michio Kaga attempts to start a strange online game he found while browsing the internet. Instead, he gets transported to a rural village in the game's world, equipped with special skills and an overpowered sword. After collecting his thoughts, he finds himself battling against bandits and soon realizes that he cannot log out. Resigning himself to fate and accepting this reality, Michio sets out on a journey—enjoying his new life, conquering dungeons to earn money, and building a harem to satisfy all his manly desires.

Special recapping all three previous seasons of DanMachi with Bell Cranel and Hestia's VAs' commentary.

On a whim, first-year Ayumu Tanaka quits the Kendo Club to join the illegitimate Shogi Club. Urushi Yaotome, the president of the club and a master of shogi, is thrilled to finally have a playing partner. As Ayumu's upperclassman, Urushi endeavors to be his shogi mentor and student role model. Too often, however, she finds herself blushing with embarrassment! Stone-faced and honest, Ayumu sees no issue with calling Urushi "cute." Although Ayumu likes her, he refrains from confessing and promises himself to first beat her in a game of shogi. Through school life and shogi games, the two students have many hilarious and heart-warming adventures. Ayumu enjoys every second with Urushi, but he is still a long way from beating her in shogi. With the commitment he made to himself, will Ayumu ever get the chance to confess his feelings to Urushi?

Veyron City—a mega-floating metropolis created from the discovery of new energy sources. Shuu, a young man who owns and operates a small business in the area, leads a meager life due to his reckless spending. Kisara, a girl who visits Shuu's office and home because she is constantly concerned about him. She works while attending high school in Veyron City, doing everything from clerical work to housework. Ayano, Shuu's ex-girlfriend and a senior colleague at the corporation he had previously worked for, is also worried about him. Thus begins the slapstick romantic comedy of three people in a slightly unusual relationship that takes place on an artificial island in the Pacific Ocean.