The song "Insane" by ERNEST is about the intense and overwhelming emotions that come with being in love. The lyrics describe the singer's infatuation and obsession with their significant other, comparing it to going crazy or losing their mind. They are captivated by their partner's kisses and their effect on them, feeling an intense flame and a fading of the world whenever they are together. The singer acknowledges that their feelings might be more than they bargained for, but they cannot help but be drawn to this person. The lyrics also mention how this love makes them feel like they're on top of the world, experiencing a high they've never felt before. The singer describes the person they're in love with as having a unique and irresistible vibe, something they can't quite define but crave more of. The reference to seeing many stars suggests that this love has taken them to new heights and depths of emotion. Despite society's perception of them as crazy, the singer doesn't care about what others think because their love is so intense and consuming. They're willing to let go of their sanity to be with this person. The repeated phrase "I go a little insane" emphasizes their lack of control and the overpowering effect this love has on them. Overall, "Insane" is a song about the all-consuming and exhilarating experience of being in love, where the singer feels overwhelmed by their emotions and is willing to defy societal expectations for the person they love.