Journey to the West (Post Mortem)

Journey to the West is a Thymed Event in Plants vs. Zombies 2: Post Mortem. It's based on the world from Plants vs. Zombies: All Stars that, in itself, is based on a novel of the same name. The event lasts for 20 days and has 15 levels.
Its levels are all night levels, so no sun falls from the sky, similar to Dark Ages, Neon Mixtape Tour, Carnevil Chaos, and Lunar Laud.