Houkago no Shokuinshitsu  

After School in the Teacher's Lounge, Hatsu Natsu Monogatari, Koutei ni Ouka Ranman, hatsu: natsumonogatari houkago no shokuinshitsu, 放課後の職員室

The narrative revolves around a romantic relationship between two high school teachers, mitsuro kawase and toshiaki kazama. however, mitsuro is hesitant to reciprocate toshiakis open declaration of love due to some reservations. additionally, there's a touch of jealousy from mitsuros younger brother, hitoshi, which adds an extra layer of complexity to the story. in 2005, the tale was republished as "hatsu natsu monogatari" and "koutei ni ouka ranman" by daitosha with new covers.