When Ji Sung-Joon was young, he was ugly. As he grew up, he began to have an attractive appearance. When Kim Hye-Jin was young, she was pretty. As she grew up, she became ugly. Ji Sung-Joon tries to find his first love.

Newcomer Amaya Miyuki belongs to the crew of the manned research submersible Shinkai 6500 (6K) at the Japan Agency for Marine-Earth Science and Technology (JAMSTEC), and dreams of becoming the pilot of the 6K. Her late father, Atsushi, had also been active as a brilliant pilot and researcher of JAMSTEC. He risked his own life to unravel the phenomenon called the “abyssopelagic universe”, but died of illness without fulfilling his life ambition. Miyuki is intent on exploring the deep sea that her father had told her about when she was a child, and devotes herself to her duties as a cadet pilot every day. Then one day, Miyuki gets the chance to board the 6K. JAMSTEC devotes itself to public relations activities on Japan’s first female pilot. But right before her voyage, Miyuki finds a tape from her father’s locker. It is a video that recorded enormous unknown objects and the fear of the pilots who were stranded in the deep sea. This also captured the last moments of her father. Seeing the shocking footage which bears no resemblance to the beautiful deep sea, Miyuki is assailed by an intense fear. Will she be able to come back safely from the dark deep sea?

Set during the late Meiji era to post-World War II period at Osaka, featuring the lead character Fujioka Ten who is modeled after Yoshimoto Sei, the founder of Yoshimoto Kogyo and a female comedy show promoter. Ten is born into a family managing a drug wholesale business in Kyoto and meets Kitamura Tōkichi who is the son of a family in the rice dealing business. When they fall in love, Ten goes against her parents' wishes to marry Tokichi who is a big lover of comedy. Ten unwittingly becomes the manager of a vaudeville theater with her husband, and eventually becomes the first woman in Japan to make comedy into a business, transforming Osaka into a capital of comedy.

Kazu, Keisuke, Ippei and Tadashi all work at the same advertising company and stay at the same company dormitory. They struggle to deal with their customers, but they like working in advertising. Their only outlet to relieve their stress is to have dinner together on Fridays.

The bright and diligent Do Hae Yi is a student at Yeonhee University. Because of her family's poor financial situation, she places a priority on making money rather than school.

One day, Do Hae Yi suddenly joins cheering squad Teyia that has existed for 50 years at Yeonhee University. She only joins the club for money, but while participating in the cheering squad, Do Hae Yi starts experiencing the joy of campus life and meets various people from Teyia including Bae Young Woong, who was once a member of Teyia and he is an alumnus of Yeonhee Univers, supporting the cheering squad financially and emotionally.

At the foot of Mt Fuji, there is a small old-fashioned shop ‘Fuji Family’ that is a convenience store in name only. It is run by three sisters who are known in the neighbourhood as beauties. Oguni Takako (Yakushimaru Hiroko)...

Lee Jung Hee is the second daughter of a family who owns a lingerie factory. She leads a group of teenage girls, whom they have chaotic adventures together. She meets Bae Dong Moon through a group date and Dong Moon immediately falls for her. However, Jung Hee has a crush on Son Jin who is a cute looking senior student of a boys school and begins to follow him around to draw his attention.

Then one day, Park Hye Joo who is a transfer student from Seoul joins their class and becomes the center of attention, creating jealousy and friction among the heroine and her friends. Despite Jung Hee's attention, Son Jin is attracted to Hye Joo. However, Hye Joo has no romantic feelings for Son Jin as she is interested in Joo Yeong Choon who is an ex-gangster now turned to a local handy-man.

It's the story of their growing friendship, as the heroine and the new girl starts to bond despite the initial rivalry. There's also a darker side to the story, with a mystery surrounding an increasing number of sexual assaults in the city. And at the local toy factory, female workers begin disappearing one by one.

Eden, who is about to debut in a boyband, encounters Ji Hoon, an over-the-hill celebrity from the same agency as his. Not long after seeing Ji Hoon and determining that he would become a more popular star than Ji Hoon, Eden is told that he can make his debut only by doing a “business gay performance (BGP)” as a team with Ji Hoon. Eden wants to reject such a reality, but he follows what his agency wants him to do for his long-cherished dream of debuting. Eden feels averse to “BGP” while working in a boy band called “BoK”, and Ji Hoon naturally approaches and teases him. The two continue to squabble, but as they spend more time together, they begin to grow closer. In the meantime, with the appearance of top stars Hyun Bin and Jay, misunderstandings between Eden and Ji Hoon build up… Will they be able to clear up the misunderstanding and find out their true feelings for each other?

(Source: BLUPDATE2022 Twitter)

Adapted from the webtoon "Bump Up Business" (범프 업 비즈니스) by RK Studio.

Episodes: 8