The song "the 1" by blackbear explores the aftermath of a failed relationship and the feelings of hurt and betrayal that come with it.

In the first verse, the singer acknowledges that they are trying to move on from their past relationship, but they are struggling to understand why their ex-partner is angry with them. They express regret for not holding on to the relationship when they had the chance.

The pre-chorus highlights the confusion and frustration the singer feels towards their ex's actions. They question why their ex is moving away to Portland and why it's so important. The singer tries to reach out to their ex but is met with silence and indifference. They feel useless, bored, and unhappy in their current state.

The chorus is the main refrain of the song and emphasizes the idea that the ex-partner was the one who ruined everything. The repetition of this line underscores the internalization of blame and highlights the impact of their actions on the relationship.

In the second verse, the singer reveals that they allowed their ex-partner to win arguments and lead them on. They have learned to restrain themselves from pointing out when their ex is wrong. The singer expresses their sadness over their inability to confront their own personal demons and how it eventually led to the collapse of the relationship.

The bridge and final chorus repeat the sentiment that the ex-partner is the one who ruined everything. The repetition reinforces the emotional weight and significance of this statement.

Overall, "the 1" by blackbear delves into the aftermath of a failed relationship, exploring feelings of regret, confusion, and heartbreak caused by the actions of a former partner.