At the BFI London Film Festival, Corrin praised Charli XCX's performance, highlighting her scenes as a treat and emphasizing the film's fun, medieval fantasy elements inspired by classics like 'The Princess Bride' and 'A Knight's Tale,' with the film serving as the festival's closing feature.

The film '100 Nights Of Hero' is an adaptation of Isabel Greenberg's graphic novel, centering on Cherry and her maid Hero as they navigate a seductive visitor after Cherry's neglectful husband leaves following a wager on her fidelity.

Directed and written by Julia Jackman, '100 Nights Of Hero' features a cast including Nicholas Galitzine, Amir El-Masry, and Felicity Jones.

Charli XCX, also known as Charlotte Aitchison, plays Rosa, a witch with a secret skill, in the film.

The film's story combines humor and nuanced messages within a medieval fantasy setting, drawing inspiration from classic tales.