S2iT (에스투잇) is a five-member South Korean girl group. The lineup consists of Haru, Yeonsoo, Sea, Hyobin, and Seungbi. They made their debut on March 14, 2026, with the digital single "What I Want". <a href="https://www.last.fm/music/S2iT">Read more on Last.fm</a>Read more on Last.fm