In the story, Bong Joo Yi and Ji Yeon Seo are best friends who have been single all their lives. Things take a different turn as they end up living in a share house with three men, resulting in a chaotic daily life and the anticipation of a possible "first love".
A group of young individuals with different backgrounds come together at a pension located in Jeju. They rediscover their love and friendship through the mystery of "Sound Candy."
'Standby IOI' is a sequel reality program showing the debut process of the members who were chosen through 'Produce 101.' It will be filled with every movement of the members who are preparing to release their debut mini-album on May 4 and actively promote. We will show their image on set of practice, photo shoots, and of course their recordings.
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Love is as tough as it is sweet for a lovestruck teenager, whose relationship with her next-door neighbor transforms as they grow into adulthood.
