The song "Not The One For You" by Handsome Ghost speaks about a relationship that is not meant to be. The protagonist wants to live a carefree life by the sea, but their partner has different plans. Despite trying to make things work, the protagonist realizes that they are not the right person for the other. The lyrics suggest a sense of heartbreak and resignation as the protagonist decides to leave the relationship and pursue their own dreams. Ultimately, the song is about making difficult choices and accepting that not every relationship is meant to last.