The song "Side By Side" by Gabrielle Aplin is about the unexpected happiness and contentment found in a relationship. It portrays a sense of disbelief that two individuals who have been through difficult times are now living their dream together. The song's lyrics talk about the journey the couple has been on, expressing surprise and gratitude for ending up in such a positive place. The phrase "after all that we've been through" suggests that they have overcome challenges and obstacles in their past. The chorus emphasizes the joy and fulfillment they find in each other's presence. Being side by side with their partner is all they have ever wanted. They feel a sense of empowerment and invincibility, comparing their connection to a superpower or magic. The lyrics also mention the idea of telling oneself a story, hinting at the power of positive thinking and manifesting dreams. Both individuals in the relationship had dreams and hopes for a better future, and now they can't believe they are actually living it. Overall, "Side By Side" conveys the theme of finding happiness and fulfillment in a loving relationship after going through challenging times. It celebrates the idea that love and companionship can provide a sense of belonging and strength.