RE:Revolution (리레볼루션), formerly known as Revolution Heart (레볼루션 하트), is an independent five-member virtual boy group from South Korea. They originally debuted under Charon Universe on July 8, 2021, as a four-member group with their digital single "Revolution". The group, consisting of leader and main vocalist Jack, main vocalist Onyu, sub vocalist and sub rapper Gemini, and main rapper and maknae Akairo Ryu, continued their activities under the name Revolution Heart until 2023. After leaving their agency, they rebranded as RE:Revolution and welcomed a new member, lead vocalist and sub rapper Leeon, making their re-debut on April 26, 2024, with the single "Reload". Known for their dance-driven music and vibrant virtual personas, RE:Revolution has since released additional singles, including "Volcano" (2024) and "Appearance" (2025).
