[2] It was produced by Matoma in collaboration with the UK songwriting collective The Six, and the English DJ Digital Farm Animals.

Matoma wrote "Lonely" about "fake people that aren't there for you and bring you down with their negative energy".

[3][1] It begins with Max's "sultry" vocals along with minimal percussion and gradually builds on its bass and synthesizer instrumentation.

[1] Aficia considered it "bright and seductive" and acclaimed Max for his "warm vocal harmonies and flights", as well as the song's "melodic and catchy rhythm" and hook.

[4] The music video was released in April 2018 and features a group of dancers in a club setting.