NDX spent 2018 working on their first album Mouth to Mouth, which was released on 12 July 2019, pre-empting their opening slot at the Ealing Blues Festival. The rest of 2019 and early 2020 was spent writing and recording new album The Release due out in 2020 and hosting more Ealing Live gigs. Conquer, the first single off this album, was released in May 2020 garnering great reviews from underground bloggers and lots of radio play.
The second single Moves was released on 14 August. Previews described Moves as "Infectious and hard-hitting" and "Leaves you itching to hit replay to get another fix."