Joshua Break is a failure student in the temple for training priests, the . He doesn’t have any aptitude as one, not being able to even summon a that enables one to utilize Divine Magic. But he has a secret. He was once an assassin of the , and has a marital contract with a single digit ranked thunderbird Suuriin. If this comes to light, it’s capital punishment! But even so, Joshua aims to be a first class priest while hiding all that and making sure his wife doesn’t go on a rampage!

After breaking the city “rule”, the girl’s life gradually broken, and finally she pass across the forbidden white line──. Along with Ayasato Keishi’s spine-chilling 『Nekono Tenoko』, there are Sasaki Ichiro’s 『Vertical』, Tao Noritake’s WEB published work 『Kobito no Geemuya』, Maisaka Kou’s story of a man experiencing the worse fear in the middle of test courage with the popular girl in class 『The Two in the Test of Courage at Night』, Takeoka Hazuki’s 『Ainosainou』, and state-of-the-art Nishino Sego’s newly written 『Ghost Tunnel』. Presenting these six stories, this is the first volume of the summer night light novel horror!

An anthology of 20 short stories with the theme "15 cm between you and me" written by 20 different authors.