"Parasite Eve" is a song by British rock band Bring Me the Horizon.

[1] Produced by the band's vocalist Oliver Sykes and keyboardist Jordan Fish and written by the entire band, it was released as the second single from the group's 2020 commercial release Post Human: Survival Horror on 25 June 2020.

[5] "Parasite Eve" has been described as a nu metal[6] and electronic rock song[7] with some elements of electropop.

The song samples "Erghen Diado" from the album Le Mystère des Voix Bulgares.

At the same time, Sykes talks about when the pandemic is overcome, while asking "When we forget the Infection, will we remember the lesson?"

Directed by Sykes himself, he took inspiration from some of his favorite video games, films and the genre of nu metal.