Maou Gakuin No Futekigousha - Chapter 80. Hostile

Collection of short stories.

- Description from Novelupdates

In Academy City, magic and science coexist in an unwavering power struggle. Toma Kamijo, an academically-challenged student in Academy City, wields the power of the Imagine Breaker in his right hand, which allows him to completely negate all supernatural powers – as well as his own luck. When he happens upon a mysterious nun named Index, whose mind has been implanted with the Index Librorum Prohibitorum – 103,000 ancient texts banned by the Church – Toma’s luck is about to be pushed to its limits when he finds himself in the middle of a war he never expected!

Lacy was raised at a governmental school since the age of 9, now that she's 18, she is to be mated to an Alpha. The thing is, she already loves an Alpha, one whom she met on an online gaming platform.

Warning: There will be a lot of explicit content. No one under +18 allowed.---------“Extremely Masculine Energy Physique, meets the host conditions, the crooked system is officially activated.”Walker who returned to his village unexpectedly receives a system.But something is not right, the system is very lus...[Today's task requires the host to vent his lust before dawn.][Complete the task, officially enter the extraordinary realm, and have the strongest practice method generated by the system.][If the task fails, you will suffer from severe impotence and will never get an erection for the rest of your life.]“Fuck...”