The song "Wildest Dreams" by YYNOT is about holding onto the childlike wonder and sense of possibility that we often lose as we grow older. The lyrics speak to the listener's inner child and their long-forgotten dreams and desires. The song encourages the listener to pursue their wildest dreams, to take risks and dive deep into life, rather than playing it safe and waiting for the next opportunity.

The song also touches on the idea of responsibility and embracing it while still maintaining the freedom to dream. The speaker acknowledges that life doesn't always go as planned, but we can still hold onto our dreams and work towards them despite any obstacles that may come our way.

Overall, the song's message is one of hope and encouragement, urging the listener to never forget their inner child and to continue chasing their wildest dreams.