LOOΠΔ Studio was an event held by LOONA from November 23–25, 2018 at Hongdae MUV Hall in Seoul, South Korea. It was described as “a special moment that will make your day perfect with LOOΠΔ’s 100% real live! During each Hertz session, the members covered songs and talked about themselves. Fans were also able to ask questions and make requests as a Kakao Talk chat room was opened for the attendees.