Shiki Toono sustained a life threatening injury as a child, and due to that incident he was sent away from the Toono household and was given to a relative to be raised. Years later, when Shiki is in high school, the head of the Toono household—his father—dies, and he is ordered to move back in by his sister Akiha, who is the new head of the household. However, Shiki holds a huge secret. Ever since that injury, he has been seeing lines on objects, and only with a special pair of glasses is he able to stop seeing them. Also he is unable to remember anything well from the time before his accident. The day he moves back to the Toono household is the day he stumbles upon a woman named Arcueid Brunstud and decapitates her with one stab of his knife in a temporary fit of insanity. When she suddenly showed up beside him later alive and well, and ask him to be her bodyguard, Shiki's journey to unravel the mysteries of his past begins. (Source: ANN)

OVA bundled with the 14th manga volume. Story about a joint practice session between Izuku's class and Isami High students at Yuuei Academy, takes place after the field training arc in the second season.

Raised up in the same orphanage, Fuuka and Rinne were once close friends but parted company after a quarrel ended up with Rinne overwhelmed Fuuka with her martial art skills. Fuuka has a life in poverty after leaving the orphanage. An accidental encounter with renowned martial arts champion Einhald Stratos discovered Fuuka's hidden talent in fighting; Einhald offered Fuuka a job and coaching, encouraging her to meet up with Rinne again—in a ring. (Source: ANN)

Seton Academy is a place attended by a plethora of interesting and diverse animal species. Jin Mazama is one of the few humans there, who also happens to vehemently hate animals from the bottom of his heart! One day, he stumbles upon the rowdy and assertive girl Ranka Ookami, a small "lone wolf" without a pack, who has not a single friend. The desperate Ranka tries to invite Jin into joining her pack; Jin, who hates animals, naturally refuses. Amid this situation, Jin meets Hitomi Hino, a fellow human, and promptly becomes infatuated with her. After getting to know each other, the two decide to create a cooking club, and after a few bad-blooded misunderstandings, Ranka soon joins the club as well. Thus begins the howl-some and howl-arious story of two normal humans; an adorable wolf; a cheerful koala; a sluggish, blonde sloth; and a feline with cattitude in their newfound club—in a story that teaches that friendship can be forged by creatures of different kinds. [Written by MAL Rewrite]