[1] Shortly after Kang established his one-man agency Konnect Entertainment, Konnect confirmed on June 27 Kang finished recording songs for his debut EP and would finalize the title song and complete promotional content and choreography in preparation for a solo debut in late July.
[3] At Kang's debut showcase, he stated that the title's phrase could come across as "strong, but also heartwarming" and described the song as having a bright synth sound with a hip-hop feel.
"[4] The music video for "What Are You Up To" was directed by VM Project Architecture and premiered on Konnect Entertainment's YouTube channel at 18:00 (KST) on July 25, 2019.
[9] Throughout the music video, Kang is cut off from others but attempts to reach them through different means, such as a disconnected phone, loudspeaker, and typewriter.
[10] International choreographer Antoine worked on the title song's choreography with Kang's team in three days, highlighting groove and rhythm.