

Touka Kuroitsu is a research assistant who belongs to the Monster Development Department of the evil organization Agastia. However, the enemy she has to fight right now isn't the heroes of justice, but her boss. So long justice exists, evil too, will exist. This is the story of those who fight secretly in the shadows of justice and evil's confrontation.
6.1
Avg Rating
12
Rated Episodes
8.0
Best: S1E3
5.0
Worst: S1E10
The Monster in a Perpetual Cycle of Death and Rebirth Struggles to Break Its Chains until Seduced by a Soul Entrapped by Destiny
S1 E3
She Cried Inside When the Monster to Strike Fear into the Hearts of Men Was Born into the Evil Secret Society Plotting World Domination
S1 E1
The Legendary Emissary from Hell Who Constantly Hears the Screams of the Evil Souls Supping from the Kettle of Darkness Spreads Fear in His Wake as He Awakens
The Very Concept of the Evil Being that Bewitches Souls Summons New Demons through the Chaos it Brings when it Drowns in Turmoil Over its Puzzling Existence
S1 E10
Those Sacrifices Saved from Hell by Black-Winged Devil That Devourers Other Devils Will Revere It as God Regardless of Whether Its Act Makes It a Servant of Heaven or Merely a Savage Cannibal
S1 E12
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Touka Kuroitsu, an assistant in evil secret society Agastia's monster development department, must do whatever she can to push a project proposal through.
Kuroitsu accompanies Megistus on a business trip to Kyushu, where she realizes Megistus's dedication to his job.
Kuroitsu creates a new monster, Hydra, to take out Blader. Unfortunately, budgetary concerns have caused most of the new monster's functionality to be omitted... and Blader appears to be in a big hurr…
Kuroitsu hopes to acquire pluripotent cells from Camula, Agastia's strictest executive. But it isn't until she attends an idol concert on a related matter that she finds her chance!
Kuroitsu's team needs a stamp of approval from each of Agastia's executives to get their latest request fulfilled. But terror (and frustration) awaits at each of their lairs!
Kuroitsu wants to create a special monster for Valentine's Day, but Akashic repudiates her lack of a proper feminine mindset. And so, the chocolate-making class begins!
The development department holds a drinking party, and Camula shows up! The party's organizer, Kuroitsu, seeks a way to break free from the awkwardness, but...
Magical Girls Pilia Magia infiltrate Agastia and end up in a showdown against Megistus. Meanwhile, Kuroitsu seeks a breakthrough in her battles against Blader...
Kuroitsu comes up with a new plan: to defeat Blader in underwater combat! Through various traditional beach games, Kuroitsu will test the aquatic potential of her monsters!
Agastia's latest monster, Mummy, has Blader on the ropes... until a particular sight takes away her will to fight. Mummy wants to reject the role she was designed for and create a new lifestyle. But c…
Kuroitsu tags along on a retreat for Agastia executives in order to learn more about what makes them tick. But while the team enjoys their hot springs resort trip, an unexpected enemy seeks to take ad…
Zet Arc is attempting to buy out Agastia! But when the takeover turns hostile, who will appear to join Miss Kuroitsu in the fight?!
S1 E2
The Sacrifice Willingly Attending the Banquet of Evil Gods Must Either Be Eaten and Accept Their Role as Sacrifice or Devour the Evil Gods and So Become One
S1 E11