Listen to Serenity in Worktime online. Serenity in Worktime is an Instrumental language song and is sung by Kiwi Jazz. Serenity in Worktime, from the album 仕事がはかどるリラクゼーションBGM, was released in the year 2024. The duration of the song is 1:37. Download Instrumental songs online from JioSaavn.