Requiem of the Rose King - Season 1 - Eps 20: The light is overhead.
Rumors circulate that Richard is not the rightful king. This story leads to the escape of Edward V, son of the previous king, and his brother from the Tower of London. Richard suffers from poor health as he prepares for his coronation in York. A medical examination by the imprisoned witch Jane suggests a certain possibility. With that in mind, Richard visits Buckingham's castle. There, Buckingham's love for Richard grows to the point where he takes unprecedented action. "I can no longer keep my cool with you around."
About Requiem of the Rose King

Title: Requiem of the Rose King
First Air Date: 2022-01-09
Last Air Date: 2022-06-26
Status: Ended
Rating: 4.9/10 (from 8 votes)
Language: JA
Seasons: 2
Total Episodes: 24
Network: Tokyo MX
Genres: Animation, Drama, Action & Adventure
Production Companies: J.C.STAFF, Lantis, Bandai Namco Arts, Hakuhodo DY Music & Pictures, Akita Shoten, Bandai Namco Live Creative
Synopsis
The crown of England has been hotly contested throughout history, and in the Middle Ages, a series of great civil wars became known as the War of the Roses. Claiming a right to the throne, the Duke of York seeks to unseat King Henry VI and his heir in order to become king himself.
Cast

Mitsuki Saiga
Richard (voice)

Hikaru Midorikawa
Henry (voice)

Show Hayami
Richard, Duke of York (voice)

Kohsuke Toriumi
Edward (voice)

Yasuaki Takumi
George, Duke of Clarence (voice)

Satoshi Mikami
the Earl of Warwick (voice)

Satoshi Hino
William Catesby (voice)

Sayaka Ohara
Queen Margaret (voice)

Kohei Amasaki
Edward of Westminster (voice)

Hochu Otsuka
narration (voice)