Shortly after, NK released a song written in English and Spanish called "Peligroso". The song was written in collaboration with multiple Latin Grammy Awards winner Yoel Henriquez, Cris Chil (composer) and Potap (composer) and produced by Ali Alvarez. The song was presented at the most popular TV and radio shows in Latin America including "¡Despierta América!" on Univision, "Total Acceso" and "Titulares y Más" on Telemundo, "Centro" on WBZ4 and "". As part of the "Peligroso" promotional tour, NK also attended the 2018 Latin Recording Academy Person of the Year gala and the 19th Annual Latin Grammy Awards ceremony, becoming the first artist from Ukraine to be invited there. "Peligroso" peaked at number 24 on "Billboard"s Tropical Songs chart and remained there for six weeks. On March 29, 2019 a reggaeton artist De La Ghetto featured in the official remix of "Peligroso". The release was supported with an official music video in which both NK and De La Ghetto took part. The video generated over a million views within the first day of the upload.