Zerobaseone was formed through Boys Planet, a reality competition show, which aired from February 2 to April 20, 2023.

The opening track, "Back to Zerobase," is a drum and bass song that is meant to capture the initial emotions felt when a dream comes true, with the members expressing feelings of anticipation for the future and journey they face ahead.

[6][11] The lyrics describe the members having the courage to take their first meaningful step as a group, while being aware of an inevitable end, as they are determined to run to you.

[11] The fifth track, "Our Season," is a pop song that discusses the members friendship and dreams, their excitement for the moments they will capture, and the memories they will make throughout their time as a group.

[11] The closing track, "Always," is a solo song designated to member Zhang Hao as a prize for placing first in the final ranking of Boys Planet.