The song is about the strong bond and love between two people who are willing to stay together until the end, no matter what happens.
It presents the idea that life is uncertain and that one should cherish time with loved ones as if each moment were the last.
The song expresses the willingness to selflessly devote oneself to the other and to stay by their side until the end.
The message of the song is a mix of love, dedication, and the understanding that life is precious and that one should fully enjoy the time with the people they love.
In summary, 'Die With A Smile' is an ode to unconditional love and the willingness to stay together until the end and depart in peace, whatever may come.