Rinko, a 24-year-old office worker, is a secret otaku who lives alone. One day, her apartment becomes connected to both of her next-door neighbors’ homes via unexpected “openings” that appear in the walls……

The man who lives to her left is exceedingly kind, though full of mysterious intrigue. On the other hand, the man who lives to her right is enigmatic in his own way. Rinko’s never personally met him, but he seems a bit unruly……Wait, it turns out she does know the man on the right?!?

Although Rinko’s safe-space has been thrown into disarray, her day-to-day life is now full of excitement! [OneGarbageGal]