30 Girls 6 Concepts

Produce 48 was a South Korean survival show that aired on Mnet from June 15, 2018, to August 31, where 96 female trainees from various entertainment companies competed to debut in a 12-member girl group which would promote for two and a half years under Stone Music Entertainment.

All six songs from the EP entered the Gaon Digital Chart on the week ending August 25: "Rumor" at number 24, "To Reach You" at 57, "Rollin' Rollin'" at 66, "1000%" at 70, "See You Again" at 80 and "I Am" at 92.[2] All the songs also entered the Kpop Hot 100 on the week ending August 26.[3] In its second week, three songs remained on the Digital Chart: "Rumor" placed at number 57, "To Reach You" at 85, "Rollin' Rollin'" at 95.[4] Also four songs remained on the Hot 100: "Rumor" placed at number 58, "To Reach You" at 81, "Rollin' Rollin'" at 91 and "1000%" at 98.[5] In its third week, "Rumor" placed at number 66 on the Digital Chart and at 68 on the Hot 100, meanwhile "To Reach You" at 97 on the lattest.[6][7] In its fourth week, "Rumor" placed at number 80 on the Digital Chart and at 77 on the Hot 100.[8][9] In a fifth week, "Rumor" placed at number 99 on the Digital Chart and at 94 on the Hot 100.[10][11]

"Rumor" was the 83rd best-selling song of August 2018.[12]