The speaker expresses deep emotional turmoil over the fear of losing a loved one. They wish for certainty in their relationship, dreading the possibility of separation and the ambiguity of phrases like "for a season" or "maybe." This uncertainty leaves them anxious, as they realize the potential of never reuniting with their partner, which fills them with dread.
The profound connection they share is such that the absence of their loved one makes life feel meaningless. The speaker reflects on how the unpredictability of love and separation can lead to unbearable feelings of loss and longing. Their heartfelt plea illustrates the pain of attachment and the struggle to cope with the fear of future solitude.