Eiichir? Maruo (nicknamed "Ei-chan" for his grades being straight "A") is an honor student, bookworm, and is not interested in anything other than studying. In order to solve his problem of lacking physical strength, he enrolled a tennis school and soon found the fascinating side of tennis. Being a tennis newbie lacking physical strength, he supplement his shortcomings with his excellent observing and analyzing skills.
Kill la Kill is set at Honnouji Academy, a fictional high school in Tokyo Bay set in Japan that is dominated by its fearsome student council, led by Satsuki Kiryuin. The council members wear special uniforms called Goku Uniforms that grant them superhuman abilities, which they use to oppress the rest of the school's students and staff. Ryuko Matoi, a student wielding half of a scissor-shaped longsword, transfers to Honnouji Academy in search of the owner of the other half of the scissor blade, the person who killed her father. Defeated by the council after interrogating Satsuki over the killer's identity and whereabouts, Ryuko comes across a sentient sailor uniform she names Senketsu, who puts himself on Ryuko. Using Senketsu's special abilities, Ryuko stands up against Satsuki and her henchmen, the Elite Four , to liberate Honnouji Academy from their iron grip and find out the truth behind her father's murder.
Hachiman Hikigaya is an antisocial high school student with no friends or girlfriend and as a result has a distorted view on life. When he sees his classmates talking excitedly about their adolescent lives, he mutters, "They're a bunch of liars." When he is asked about his future dreams, he responds, "Not working." A teacher gets Hachiman to join the volunteer "service club," which happens to have the school's prettiest girl - Yukino Yukinoshita.
A girl named Mitsuki Kanzaki lives with her step-brother Yuya after her mother remarries. One day, Mitsuki is possessed by the self-proclaimed spirit of a young girl, Hiyori Kotobuki. Hiyori (in Mitsuki's body) must fall in love with Yuya to move toward the "Gates of Heaven."
Six months ago, the five-member literature club all awakened superpowers. Unfortunately this has not led to them having anything else interesting happen in their lives, like epic battles or saving the universe. They go about their ordinary lives, just happening to have superpowers, waiting for the call to battle to finally happen - assuming it ever comes at all.