In his journey of study, young Song Ci, a forensic medical scientist in the Song Dynasty, becomes entangled in a murder case. Still inexperienced, he faces the peril of making a critical mistake. A mysterious traveler comes to his aid, unraveling vital clues hidden on a red oil paper umbrella that prove instrumental in cracking the case. Inspired by his own shortcomings, Song Ci doggedly pursues the truth, forging a legendary path as he unravels the mystery.

Two seemingly unconnected suicide cases point all suspicions to a famous painter. And just when the police locked the murderer, they found that the suspected painter had jumped to his death. The crisis does not end there. The case is in an unprecedented dilemma, and the only clue left is the suspect painter's ex-wife.

Li Zhi Cheng is a former soldier who has been ordered to take over his family's business when business was going downhill. He has a fateful meeting with Lin Qian, an independent and capable white-collar who was freshly graduated and meeting difficulties in starting up her own business. Due to Li Zhi Cheng's complete lack of experience in business, nobody in the industry had hopes in this newly appointed CEO of AiDa. But with the help of Lin Qian's working experience and drive, coupled with Li Zhi Cheng's wits and methods, they bring Ai Da's business to new heights together.

Top actor Zheng Zhi (Shin) and Nina (Gillian Chung) are starring together in a movie about a poor man romancing a rich girl. Filming isn't going so smoothly, however, as director Mandy (Li Xiaoran) keeps picking apart Zheng Zhi's acting. It turns out that Mandy and Zheng Zhi are actually former lovers, and the movie's plot is their own story. Meanwhile, Chuan Zi (Yu Shaoqun) joined the production as an extra in hopes of reuniting with Nina, whom he believes is his childhood sweetheart. Nina, however, already has a rich and handsome boyfriend.