After winning a contest, she signed a contract with S.M. Entertainment and in 2007 she made her debut as a member of Girls' Generation with the single "Into the New World". Taeyeon debuted as a solo artist in 2015 with her first mini album, I. She ranked second in Gaon Album Chart of South Korea and her single sold more than one million digital copies. Her second mini album, Why, released in 2016, ranked second in Gaon Album Chart and her singles, "Starlight" and "Why", entered the Top 10 of Gaon Digital Chart. Her first studio album, "My Voice", released in 2017 and their two singles "I Got Love " and "Fine" achieved similar success.