The song "Last" by Eric Bellinger and Chase N Cashe is about finding the perfect partner and realizing that they are the last person you will ever need in your life. The lyrics express the singer's commitment and dedication to their significant other. The song portrays a sense of moving forward and leaving behind any past relationships or encounters with other people. The singer is fully focused on their current partner and sees them as the one who completes them. They have learned from their past mistakes and are ready to embrace this new love fully. The lyrics also depict a sense of gratitude for their partner's forgiveness and second chance. The singer acknowledges that they may have made mistakes in the past, but their partner's willingness to forgive them and continue the relationship is something they deeply appreciate. Overall, "Last" is a love song filled with appreciation, commitment, and a desire to make the current relationship last forever. It conveys the message of finding true love and leaving the past behind to focus on a future with their last and only partner.