"A shared apartment where youkai live, commonly known as 'Ayakashijou'. Mahoro, a high school girl who can see youkai, lives together with them in 'Ayakashijou'. After returning from a trip, Mahoro's mother unexpectedly shares a meal with Emi. However, it seems that Emi and Mahoro's mother have met in the past... The everyday life of 'Ayakashijou', which flows through time and repeats the same ordinary days, comes to a close in this final volume."