Quarter the century after the Rivian Pogrom (the very last events from the Witcher Saga) Kaer Morhen, an old keep of the witchers from the school of the Wolf, is being attacked. Leader of the assault is a mighty warrior - Agaius. A few years later from Aretuza, newly rebuilt school of the sorceress, runs Ornella, who has been suspected of finding the legendary Alzur's Almanac. In pursuit comes Triss Merigold, with help of an old bard, Dandelion, his bastard son Julian and Lambert, the last monster slayer, seeking for revenge.

On a Warsaw construction site, out of the blue, a stretch of highway appears. Sober after a month-long party, the workers can't explain the phenomenon. The case is taken over by the Space Research Agency. At the same time, various residents of the capital experience an identical obsession - they see trash cans in everything. Affected by this obsession, Rockman tries to commit suicide. He reaches his own inner self, where he finds answers regarding the mythical history of mankind and the tragedy that has befallen it.

Aliens invade Earth, and it's up to some average joes to save the planet.