Nico observes two individuals who seem at ease and happy in each other’s company, which fills him with a sense of joy. However, this comfort also stirs feelings of sadness within him. He experiences a deep emotional response that resembles a lingering pain from past experiences. This ache symbolizes unfulfilled desires and memories associated with love and companionship.

The comparison to an old war wound emphasizes the lasting impact of his past struggles and heartbreaks. While he finds solace in their happiness, it simultaneously serves as a reminder of what he longs for but may never attain. This internal conflict showcases the complexity of human emotions and how joy can coexist with sorrow.