Why Raeliana Ended up at the Duke’s Mansion is an anime series based on a popular web manga by Milcha. The story is about Raeliana, a modern-day girl who dies in an accident and is reborn as a minor character in a novel she was reading. She realizes that she is destined to die by the hands of a mysterious assassin, who is hired by her fiancé, a greedy and cruel noble. To avoid her tragic fate, she decides to break off her engagement and find a new partner. She ends up becoming the fake fiancée of Noah Wynknight, the powerful and handsome duke of the North, who has his own secrets and motives.
The anime is directed by Takahiro Omori, who is known for his work on Baccano! and Durarara!!. The anime features a colorful and elegant style of animation, with detailed and expressive character designs and backgrounds. The anime also has a catchy soundtrack composed by Yuki Kajiura, who is famous for her music in Sword Art Online and Fate/Zero. The anime has one opening theme and one ending theme, each sung by Aimer.
Why Raeliana Ended up at the Duke’s Mansion is an anime that appeals to fans of romance, comedy, fantasy, and mystery genres. It has a lot of humor, drama, suspense, and plot twists that keep the viewers hooked. It also has some sweet and romantic moments that show the chemistry and development of the main couple. However, it also has some flaws, such as slow pacing, clichéd tropes, predictable outcomes, and lack of originality. It is not a very innovative or groundbreaking anime, so fans of more complex and unique stories may not enjoy it as much. Overall, it is an anime that offers a fun and entertaining adaptation of the web manga, but it may not be impressive or satisfying for everyone.