The song "Mmmh" by KAI (EXO) is about a person who is deeply in love with someone and wants to protect and possess them. The lyrics suggest that the protagonist has a negative quality about themselves that drives them to want to take everything from the person they love. The lyrics also allude to the idea that the person they love now belongs to them and they must protect them from jealousy and other external forces. Overall, the song "Mmmh" portrays the complex emotions associated with the intense desire and possessiveness that come with deep love. The lyrics suggest that the protagonist is completely consumed by their love for the other person and will do anything to protect and possess them.
—SongTell