1. Loss and Grief: The song reflects the profound sense of loss and grief felt by the singer. They express their longing for the person who is gone and their inability to fully accept the reality of their absence.
2. Memories and Reminiscing: The singer reminisces about the memories shared with the lost loved one, trying to hold onto the moments that brought them joy and meaning. These memories become a source of both comfort and pain.
3. Searching for Answers: The song conveys the singer's struggle to understand why the person is no longer there and to find answers to the unanswered questions left behind. They question their own actions and wonder if there was something they could have done to prevent the loss.
4. Feeling of Isolation and Loneliness: The lyrics convey a sense of isolation and loneliness as the singer feels like no one can truly understand the depth of their pain. They express the desire for the lost loved one to return, even if it's just for a brief moment.
5. Hope for Reunion: Despite the overwhelming sadness, there is a glimmer of hope in the song as the singer expresses a longing for the day they might be reunited with the person they've lost.
Overall, "Only One" by Evanescence explores the complex emotions and experiences associated with loss, grief, and the search for solace in the face of immense pain and longing.