In a Kaiju-filled Japan, Kafka Hibino works in monster disposal. After reuniting with his childhood friend Mina Ashiro, a rising star in the anti-Kaiju Defense Force, he decides to pursue his abandoned dream of joining the Force... when he suddenly transforms into the powerful "Kaiju No. 8." With help from his junior colleague Reno Ichikawa, Kafka hides his identity while striving towards his life-long dream of passing the Defense Force exam and standing at Mina's side. But when mysterious intelligent Kaiju attack a Defense Force base, Kafka faces a crucial decision in a desperate situation...

The majority of the Matsuno household is comprised of six identical siblings: self-centered leader Osomatsu, manly Karamatsu, voice of reason Choromatsu, cynical Ichimatsu, hyperactive Juushimatsu, and lovable Todomatsu. Despite each one of them being over the age of 20, they are incredibly lazy and have absolutely no motivation to get a job, choosing to live as NEETs instead. In the rare occurrence that they try to look for employment and are somehow able to land an interview, their unique personalities generally lead to their swift rejection. From trying to pick up girlfriends to finding the perfect job, the daily activities of the Matsuno brothers are never dull as they go on all sorts of crazy, and often downright bizarre, adventures. Though they desperately search for a way to improve their social standing, it won't be possible if they can't survive the various challenges that come with being sextuplets!

Hoping to unite their countries with an alliance, The Empress of Austria arranges her daughter, the delightful yet spoiled Marie Antoinette, to marry the crown prince of France, Louis XVI. Upon arriving in Versailles, the Austrian princess meets Oscar Francois de Jarjayes, Captain of the Royal Guards—a seemingly dashing young man—but to Antoinette's astonishment, he is in fact a woman! The youngest daughter of a noble family with a prominent lack of a male heir, Oscar was raised as a boy to continue the family's military legacy. Suffocated by the rigid rules associated with her new position and longing for companionship, Antoinette immediately takes a liking to this intriguing young woman, and wastes no time befriending her. However, as the childish new queen foolishly abuses her power, Oscar is conflicted between maintaining her loyalty to the royal family and addressing the growing concern of poverty among the common people. Recalling the events of the French Revolution, Versailles no Bara depicts the struggles of two women unjustly burdened by family expectations. Yet, despite being forced to deny their identities at the expense of personal happiness, they march on to become key players in the annals of history.

Lua is a saintess candidate who possesses the power of healing. But her ability had one flaw: she could only heal others by transferring their wounds onto herself. Because of this, others bullied her, calling her the "Fallen Saintess." But it didn't bother Lua because her best friend Arianne always stood up for her. One day, Lua's crush, Commander Garrett, was on the brink of death from a beast attack. Lua healed him, which left her on the verge of death. When she woke up, she learned that all the credit was given to Arianne, and she finally saw her best friend's true color. Devastated, Lua is lost and helpless when the second prince appears in front of her with a tempting offer. What would happen to Lua as she begins her new life as a villainess?