Original: 화려한 날들
An interior designer has a one-sided crush on her former college senior – but his best friend is secretly in love with her.
With his parents pressuring him to marry, Ji Hyuk finally announces that he won't marry and is moving out.
Ji Hyuk prepares to move out, while Eun Oh struggles with how to confess her feelings to him.
Eun Oh struggles after the rejection but tries to move on, while Ji Hyuk hands in his resignation.
Eun Oh meets Seong Hui again, while Ji Hyuk struggles with inner turmoil after Bo A's shocking proposal.
Ji Hyuk's wedding announcement shocks everyone, and Seong Hui hires Eun Oh for an interior design project.
Following his failed wedding, Ji Hyuk packs his things and moves out, and Seong Jae approaches Eun Oh.
Sang Cheol struggles to find a job, while Ji Hyuk reconnects with a version of himself he had long forgotten.
Ji Hyuk returns and begins preparing to launch his own business by practically moving into Cafe Agit.
Eun Oh and Ji Hyuk can't seem to stay out of each other's hair, while unexpected guests arrive at the cafe.
Eun Oh vents to Seong Jae about Ji Hyuk, while growing closer to Seong Hui through the art space project.
Ji Hyuk and Seong Jae learn the truth about Eun Oh, while Seong Hui's plan is smooth sailing.
As the tension between Eun Oh and her brother grows, Sang Cheol comes across someone completely unexpected.
Sang Cheol feels betrayed after seeing Ji Hyuk, while Ji Hyuk approaches Eun Oh with a surprising proposition.
Ji Hyuk is upset to see Eun Oh on a date with Seong Jae, while Seong Hui confesses her secret to Eun Oh.
Eun Oh is heartbroken seeing her mother worried about Gang Oh, while Da Jeong contacts Ji Hyuk.
Ji Hyuk moves back home, and Seong Hui suggests going for a health checkup together with Eun Oh.
Ji Hyuk moves into a new office, while Eun Oh's new project leads to something unexpected.
Ji Hyuk is confused about his feelings for Eun Oh, while Da Jeong learns Sang Cheol has been lying to her.
Seong Hui moves on to the next step in her plan, while Ji Hyuk's offer leaves Sang Cheol's pride bruised.
As Ji Hyuk pushes himself to the brink, an unexpected visitor turns up at Seong Hui's house.
Ji Hyuk, Eun Oh, and Seong Jae face mixed emotions, while Su Bin starts developing feelings for Seong Jae.
Ji Hyuk struggles to keep his growing feelings in check, while Eun Oh finds Seong Hui in a drunken state.
Eun Oh grows more unsettled around Ji Hyuk, while Seong Jae quietly senses a stirring in her heart.
Ji Hyuk's plan to acquire AP Group meets resistance, while Seong Hui hints Eun Oh was lost by her parents.
Su Bin confesses her feelings to Seong Jae, while Eun Oh registers her DNA in hopes of uncovering her past.
Ji Hyuk faces a sudden crisis of his own just as Eun Oh is confronted with unexpected news.
Eun Oh is overwhelmed by the unexpected revelation, while Ji Hyuk decides to meet with AP Group's chairman.
Seong Hui skillfully reveals her hidden intentions to Eun Oh, while Ji Hyuk grows suspicious of her.
Eun Oh is torn over the liver transplant, while Seong Jae and Su Bin end up stranded on their camping date.
Eun Oh's mother storms into Seong Hui's office to confront her, while Yeong Ra and Ji Wan tail Seong Hui.
Eun Oh teams up with Ji Hyuk to investigate Seong Hui, while a romance blooms between Seong Jae and Su Bin.
Seong Hui offers Gang Oh money to persuade Eun Oh, while Da Jeong urges Ji Hyuk to move out.
Seong Hui and Yeong Ra strike a deal while Gang Oh confesses to Sun Hui about the money from Seong Hui.
Seong Hui scrambles to find Woo Jin, while Eun Oh is forced to face a shocking truth she can barely process.
Eun Oh changes her mind while Su Bin grows jealous, and Ok Rye makes her debut as a senior model.
Seong Hui takes drastic steps to pressure Yeong Ra, while Ok Rye and Da Jeong get into an accident.
As the family struggles to cope with their grief over the sudden loss, Ji Hyuk receives an unexpected message.
The resentment between Ji Hyuk and Sang Cheol dissolves, and Ji Hyuk catches Seong Jae and Su Bin together.
Seong Jae makes an effort to win both families' approval, while Eun Oh is surprised by an unexpected guest.
Ji Hyuk's family learns of Su Bin and Seong Jae's relationship, while Woo Jin leaves the hospital secretly.
Seong Jae discovers the relationship between Eun Oh and Seong Hui as Jin Seok senses that something is off.
Jin Seok digs into Seong Hui's past as she races to find Woo Jin, unaware he is closing in.
Ji Hyuk undergoes hospital tests, while Ji Wan and Yeong Ra gather for a farewell on his final day.
Jin Seok throws Seong Hui out, while Eun Oh is shaken by Ji Hyuk's sudden shift in attitude.
As the truth about Ji Hyuk's condition sinks in, Jin Seok and Seong Hui's marriage hits a breaking point.
Ji Hyuk's relationship with Eun Oh takes an unexpected turn, as does Seong Hui's case against Jin Seok.
Jin Seok and Seong Jae face a crisis in their companies while Eun Oh learns that Ji Hyuk is terminally ill.
Da Jeong finally uncovers Ji Hyuk's secret, while Seong Hui vies for a chance to make a comeback.
Ji Hyuk is hospitalized, while Sang Cheol and Da Jeong are overwhelmed with grief as they watch over him.
After tragedy and near-death rescues, the families slowly move forward, shaped by all that has passed.
