😇 Purity vs. Corruption 😈 Meet Sakura Isatori (Princess Oracle), and Atsuki Kurokawa (Prince Zunfur), the royals of the Heavenly Kingdom and Underworld Empire! Both young rulers would follow in their fathers' footsteps, but also explore something beyond their own worlds when they visit Earth.

🧡 Diligence vs. Sloth 🔵 Meet Asami Tsuruyu (Radiance the Angel of Diligence), and Agatha Nyx (Devil of Sloth), the seventh and devil to be revealed! The two often fight off various battles due to Asami's hardworking nature, and Agatha's constant need to sleep with her favorite pillow.

💜 Temperance vs. Gluttony 🟠 Meet Tsukiko Hattori (Stardust the Angel of Temperance), and Mamie Appleton (Devil of Gluttony), the sixth and devil to be revealed! The two clash because of Tsukiko's control over food consumption, and Mamie's love for meals eventually outranking health risks.

🩷 Charity vs. Greed ⚪ Meet Yume Mitsuishi (Hope the Angel of Charity), and Levi Benedict (Devil of Greed), the fifth and devil to be revealed! The two collide because of Yume's endless generosity to those in need, while Levi has an urge to be stingy and keep everything to themselves.

💚 Chastity vs. Lust ⚫ Meet Isla Ichinose (Printemps the Angel of Chastity), and Jacques Valentine (Devil of Lust), the fourth and devil to be revealed! The two clash with Isla's loyalty to the love of her life, and Jacques' constant drive for his eyes landing on anyone he sees as attractive.

💛 Patience vs. Wrath 🔴 Meet Mio Togawa (Tanec the Angel of Patience), and Lucy Rouge (Devil of Wrath), the third and devil to be revealed! The two collide due to Mio's tolerance with time, and Lucy's constant anger and impatience to the other devils.

🩵 Humility vs. Pride 🟣 Meet Aoi Hishikawa (Lazuli the Angel of Humility), and Victoria Sterling (Devil of Pride), the first second and devil to be revealed! The two contrast because of Aoi's modest and humble nature, and Victoria's constant feeling.

❤️ Kindness vs. Envy 🟢 Meet Momoka Hanasaki (Amour the Angel of Kindness), and Dominic Livius (Devil of Envy), the first angel and devil to be revealed! The two contrast because of Momoka's friendly outcome, and Dominic's jealousy over anyone who achieves bigger than he does.

Momoka Hanasaki is an average senior high school girl who is currently applying for college. Everything seems normal, until she meets Sakura Isatori, a mysterious new student, who appears to have a secret. She is a princess, the Princess of Angels.