Tooru Honda has always been fascinated by the story of the Chinese Zodiac that her beloved mother told her as a child. However, a sudden family tragedy changes her life, and subsequent circumstances leave her all alone. Tooru is now forced to live in a tent, but little does she know that her temporary home resides on the private property of the esteemed Souma family. Stumbling upon their home one day, she encounters Shigure, an older Souma cousin, and Yuki, the "prince" of her school. Tooru explains that she lives nearby, but the Soumas eventually discover her well-kept secret of being homeless when they see her walking back to her tent one night. Things start to look up for Tooru as they kindly offer to take her in after hearing about her situation. But soon after, she is caught up in a fight between Yuki and his hot-tempered cousin, Kyou. While trying to stop them, she learns that the Souma family has a well-kept secret of their own: whenever they are hugged by a member of the opposite sex, they transform into the animals of the Chinese Zodiac. With this new revelation, Tooru will find that living with the Soumas is an unexpected adventure filled with laughter and romance. [Written by MAL Rewrite]

A year has passed since Tooru Honda began living in the Souma residence, and she has since created stronger relationships with its inhabitants Shigure, Kyou, and Yuki. She has also grown closer to the rest of the Souma family and has become familiar with their ancestral secret, having helped them with many of their personal issues. The closer Tooru gets, however, the more she begins to realize that their secret holds a darker truth than she first presumed. Summer is approaching and Tooru is invited to spend her days with the Soumas, mainly Kyou and Yuki. Tooru wishes for an easy-going vacation, but her close relationships with the two boys and the rest of the Soumas may prove to cause trouble. As they grow more intimate, their carefree time together is hindered by older hardships and feelings from the past that begin to resurface. The Eternal Banquet also dawns on the members of the zodiac, and they must tend to their duties alongside the unnerving head of the family, Akito Souma. With the banquet approaching and a plethora of feelings to be solved, will Tooru's life with the Soumas remain peaceful, or will she find herself in a situation from which she cannot escape? [Written by MAL Rewrite]

After last season's revelations, the Souma family moves forward, but the emotional chains that bind them are not easily broken. Unable to admit why she wants the cure, Tooru wrestles with the truth, aware that time is running out for someone close. And a secret still lurks that could break another's heart. But hope is not lost—a clue to the curse is found. Could their imprisonment's end be near? (Source: Funimation)

Equipped with cutting-edge weaponry and specialized troops, a private military organization named Mithril strives to extinguish the world's terrorism and all threats to peace on earth. The organization is powered by the "Whispered," individuals who possess intuitive knowledge and the remarkable ability to create powerful devices and machinery. Seventeen-year-old Sousuke Sagara, a sergeant working for Mithril, has been assigned to protect Kaname Chidori, a Whispered candidate. He is ordered to join her high school class and be as close to her as possible to prevent her from falling into enemy hands—that is, if he can safely blend in with their fellow classmates without revealing his true identity. Sousuke, who was raised on a battlefield and has very little knowledge of an average high school student's lifestyle, must adapt to a normal school life to safeguard Kaname. However, enemy forces have already begun making their move, and Sousuke is about to find out that the adversary coming for the Whispered girl may be a lot more familiar than he expects. [Written by MAL Rewrite]