Discover the story of the song > Serotonin – Alex Sampson

The lyrics are about a past relationship where the protagonist and their partner used to be very close and happy together, but now things have changed. The protagonist misses the times when they would stay up all night, play music, and pretend that everything was okay. They can see that their partner doesn't love them anymore, and it makes them feel sad and lost. They compare their partner to "serotonin," which is a chemical in the brain that makes you feel happy, and they ask their partner where they have been because they miss that feeling. The protagonist feels like they can't live without their partner, even though they know they should try to. In the end, they express that they are not happy without their partner. Overall, the song is about missing someone you love and the pain of a lost relationship.