Season 1

With the help of his friend Kenji Matsudaira, Kōtarō Satomi moves in to room 106 at Corona House, attracted by the low, ¥5000 a month rent. The following day, while working at an archaeology site, he falls into a hole a…

Corona House's landlady, Shizuka, imposes the Corona Convention on the lot, which causes the invaders to rethink their strategies. Meanwhile, Koutarou participates in the Knitting Society, where its president, Sakuraba …

The lot continue to fight over the room, and eventually decide to use the inter-club obstacle course marathon as their next battleground. Koutarou and Harumi enter as part of the Knitting Society, along with Sanae. Thei…

The fight over room 106 is officially on a cease-fire as they've all received a voucher to travel to an ocean-side resort for relaxation and hot springs. Everyone is excited and they all decide to go buy some swimsuits,…

Sanae is caught by Ghost Hunters and almost sold to someone else.

Koutarou and the others fight over their points to try to come up with a idea for the theater club. Theia's the "Silver Princess and Blue Knight" gets picked. Sakuraba Harumi gets picked for the Silver Princess role, an…

Theia gives Koutarou special training for the Blue Knight role in the play. Someone unusual shows up to the stage, though... Then one day, there's a malfunction and Koutarou gets hurt protecting Theia. Clan appears and …

No one believes Yurika that she's a magical girl. All of a sudden, an evil magical girl, Dark Navy Maki, shows up and transfers into their class. She tries to tell everyone that Cornoa Apt 106 is in danger, but no one l…

Yurika protected Harumi, but fell instead. Koutarou takes a sword from Harumi after a strange light engulfs her, but Maki disappears instead. Meanwhile, Theia and Kiriha can't get a hold of them, so they go searching fo…

After a request from Kiriha, the gang helps out with a local kindergarten hero show. The Sun Squad shows up all of a sudden joining them in the mix. The show ends without incident, but Kiriha disappears and helps with c…

Kiriha invites Koutarou to an amusement park that she had been to before. Sanae and the other trails the couple as they spot a rhinoceros beetle hero show. Ruth disappears and wacky highjinks ensue. Kirito and Koutarou …

It's December, and they've finally all gotten used to living each other in Apt 106 at Corona House. Koutarou suddenly starts a secret part-time job, even though he's about to start practicing for the second half of the …