Right after Ryu Sun-jae, a top star, ends his life, Im Sol, his top fan, somehow ends up at a time when they were in high school and tries to protect him. A fantasy romance unfolds where people who missed each other in time finally meet.

'Everyone has their own glorious days. Whether now, in the past, or in the future.' A family melodrama that resonates with generations about glorious days that each have different meanings.

Ji Soo, an advertising planner who is faithful to her desire to date someone she likes, is proud of her working abilities at her company. She is dating Tae Oh who is her superior at work and Ji Ho, a cheerful young man, who is out there trying to make ends meet. But when Ji Ho went to work at Ji Soo's company, Ji Soo's daily life, which seemed perfect, began to collapse... Will Ji Soo be able to handle all this and continue her two-legged relationship?

OMEGA X, the new big group that we assimilate to the “K-pop Avengers”, will unveil their real daily life, heading towards their dreams through their first reality TV “LOADING ONE MORE CHANX”.