Kou Ichinomiya is the son of a wealthy businessman who holds a firm belief in his elite status. As such, he is determined to avoid becoming indebted to anyone; but one day, after a run-in with some mischievous kids on Arakawa Bridge, he ends up falling into the river running underneath. Luckily for him, a passerby is there to save him—but now, he owes his life to this stranger! Angered by this, Kou insists on paying her back, but this may just be the worst deal the arrogant businessman has ever made. The stranger—a stoic, tracksuit-wearing homeless girl known only as Nino—lives in a cardboard box under the bridge and wants only one thing: to fall in love. Asking Kou to be her boyfriend, he has no choice but to accept, forcing him to move out of his comfortable home and start a new life under the bridge! [Written by MAL Rewrite]

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

While Gintoki Sakata was away, the Yorozuya found themselves a new leader: Kintoki, Gintoki's golden-haired doppelganger. In order to regain his former position, Gintoki will need the help of those around him, a troubling feat when no one can remember him! Between Kintoki and Gintoki, who will claim the throne as the main character? In addition, Yorozuya make a trip back down to red-light district of Yoshiwara to aid an elderly courtesan in her search for her long-lost lover. Although the district is no longer in chains beneath the earth's surface, the trio soon learn of the tragic backstories of Yoshiwara's inhabitants that still haunt them. With flashback after flashback, this quest has Yorozuya witnessing everlasting love and protecting it as best they can with their hearts and souls. Gintama': Enchousen includes moments of action-packed intensity along with their usual lighthearted, slapstick humor for Gintoki and his friends. [Written by MAL Rewrite]

After finishing their "debut," Kate, Emilico and three other pairs who started with them begin a new life as adults.