"Hallus" by Grossstadtgeflüster is a song about escaping reality and entering a state of hallucination or altered consciousness. The lyrics talk about taking a break from everyday life, going on a trip to outer space, and experiencing hallucinations. The singer feels misunderstood by others but finds it empowering to explore their own unique perceptions and experiences. The song also features a verse by Dj hundefriedhof, who raps about being a young teenager with a wild imagination and a love for smoking weed. He describes his hallucinations and the feeling of being in a trance-like state. Overall, "Hallus" is a psychedelic and playful song that delves into the mind of the singers as they navigate their own inner worlds and embrace the surreal experiences they encounter. The song celebrates the freedom of imagination and the joy of escaping into a world of hallucinations and fantasies.