Taeyeon released her second studio album, “Purpose,” at 6 p.m. KST on October 28. 

As of 9 p.m. KST on the same day, the title track “Spark” had hit No. 1 on the realtime music charts of Melon, Genie, Bugs, Soribada, and Flo. Several media outlets also reported that “Spark” had received No. 1 on Olleh Music and Naver Music as well.