What Anime Adaptation Is Based On The Promise The Book?

A world where magic exists and they call them promises. A girl named Eileen will enter this strange school that will lead her to something she didn’t expect to know. Entering this world will make her life turn upside down. Figuring things out with her own and having people that have magics with them that will help to know why she’s there in the first place. Looking for answers and solving the mystery of this world. She enters the school and meets a girl named Tracey where she finds out about magic but strangely she encounters an incident. An incident that will make everything difficult for her because things are getting started. Encounters someone,an evil person, that wants power and starts to make troubles that are dangerous for them. As the protagonists join forces to stop her but conflicts occur as they go deeper about the secrets of the school.

When Mizuko slipped into the other world, she landed in the arms of a mischievous demon prince, Kenshi. New to the world, she didn't know he was a demon as he looked to her like he was a decent person. Because Kenshi helped her first, Mizuko decided to ask him for help in finding a way home while she fulfills the dead mage's request in relaying the message to the King. But no demon in Souzou helps unless they get something in exchange. A promise, it is what Kenshi wants the most.

In a world where mortals and gods exist side by side, a hidden prophecy threatens to tear them apart. Iana, born from a forbidden love, is forced to hide away in a forbidden forest to protect her from the wrath of the gods and the prejudice of the kingdom. But when Prince Edon discovers her during an annual festival, their fates become intertwined, and their love is put to the ultimate test. As they navigate the challenges of being outsiders in the kingdom and face relentless attempts on Iana's life, they must embark on a perilous journey to uncover the truth and bring about a resolution that unites mortals and immortals. With love, resilience, and determination, Iana and Prince Edon prove that they are the key to reshaping the destiny of their world.

Promise- a big word alright. Craig Anderson, the guy who hates promises. "Promising, it's plane bullshit! Those were just word spewed by those people who loves to play with people's hopes." He hates all the people who made promises including this guy named Yukii Amon. But what made him to be like that? Because he was once promised too. A promise that change him to what he is right now. And who is Yukii ? Let's find out! Will you risk yourself, believing on a promise again? That promise that was once broken? Or was it really broken in the first place? Who knows.

My mate is Ryder Blackwood, Alpha of the pack. As the approaching bonding ceremony, he tells me that his "savior", Isabelle Morrison, is dying. She took a silver dagger meant for him three years ago. Now she is terminal, and her days are numbered. Her last wish, he says, is to leave behind a pup bearing the strongest Alpha blood. I tremble. "What about me? I'm your only mate." His voice is cold, emptied of feeling. "Don't worry. I'll always be your mate." Two days later, I receive the pregnancy test results. Isabelle is five weeks along. Turns out there was never a choice. All I get is a belated notice. What he doesn't know is that I'm the one who took the silver dagger meant for him three years ago. The healer tells me I have, at most, a month to live. I neither weep nor protest. I cancel the bonding ceremony I've dreamed of and quietly book a flight out. It leaves on the very day of the ceremony. Ryder stands at the venue of the canceled ceremony when my message reaches him. It's my unwavering rejection of him as my mate. That's when he finally breaks. For the first time, the Alpha who controls everything tastes a fear that tears the soul. He searches for me frantically, only to find every trace of me erased from his world.

Karan Suryavanshi, the self-made Billionaire and Prince of Jodhpur, his mother is his everything, he can even give his life if she ever wished for. Girls meant nothing to him. Siya Rathod, the kind-hearted yet innocent girl, born in poverty, low educated, knows nothing except to love her loved ones truly. The only man she ever loved is her childhood best friend, Vishal, who loves her back equally. But one promise that was made years ago by their parents forced them to marry each other Without their wishes, Karan calls it to compromise, and Siya calls it her responsibility as a daughter