Yin Ding Qiang (Ming Dao) and Qiao Yu Bei (Niu Meng Meng) are a pair of sweethearts. But when Ding Qiang throws his heart into work, Yu Bei decides to give up this relationship and travel far away. Many years later, Ding Qiang can't bear his workload and arranges to take an extended vacation. He wants to find love. One day, Ding Qiang is pursued by a wealthy young woman. To get away from her, he pretends to be in love with a total stranger, Pan Xiao Nuo (Annie Chen). As Ding Qiang makes his getaway, Xiao Nuo is dragged along in a daze and enters Ding Qiang's life. Xiao Nuo discovers that beneath Ding Qiang 's cold demeanor, he has a kind heart. She decides to help him get together with Yu Bei. But Yu Bei is in love with young designer Lu Sen (Li Yi Feng). Lu Sen has feelings for Yu Bei as well. However, he has a secret, so he hides his feelings from her. Will Ding Qiang find true love? And will Lu Sen be able to face Yu Bei?

Rosarin, a vampire descendent, lost her sister mysteriously, coincidentally as other people in Bangkok disappeared one by one. She uses her psychic power to track down for her sister, joined by Nop, an IT geek who falls for her at first sight. As the story reveals, the evil vampire boss is collecting special blood for some rituals. His cravings are about to fulfill with several elite assassins under his command. Rosarin needs to fight for her sister or she and Bangkok would be collapsed by the evil vampire.

Cheerful high school girl Ha-na (Lim Ju-eun) is always the first to come out and protect her introverted twin sister Doo-na (Park Ji-yeon), who has a slight limp. After Doo-na passes away in a fire, Ha-na finds that her body no longer completely belongs to herself. Doo-na's angry spirit now lives in Ha-na, giving her special powers and monstrous strength. Genius criminal psychologist Shin Ryu (Lee Seo-jin) is an expert profiler who is determined to see justice served. When he learns about Ha-na's abilities, he uses her powers to eliminate criminals that are above the law, and to plan his revenge on the man (Kim Kap-soo) who helped his family's killer go free.

Ataru, who suffers from "savant syndrome," has the power to discover, observe, see through, and deduct microscopic evidence of unsolved cases. Why does he always go to the criminal sites? What explains his strange behavior? His sad past will be revealed as the story unfolds. An explosion occurs at a chemical factory, leaving one person dead. The investigation team concludes that it is merely an accident, but Ebina Maiko has her doubts. When she goes to the site again, she finds a man who introduces himself as "Chokozai." After blurting out a series of words that Maiko cannot understand, he suddenly falls asleep. Maiko decides to look up the meaning of these words. She is taken aback when she discovers that when put together, these words provide the key to solving the case.

A series of serial killings was exposed and created a stir among the public, several death notifications signed by "The Darker" appeared and to counter the provocation of the mysterious killer, the police created a special investigation team.

The story tells of Tian Xin and her older sister, who were abandoned by their mother at a young age. When they grow up, they open their own boutique together. After Tian Xin breaks up with her ex-boyfriend Yuan Ping due to his political marriage, she becomes acquainted with the wealthy Zhou Yi Xiang. Meanwhile, Fang Tong tries to harm Tian Xin so that she will have the chance to marry into wealth.

On the night Mu Yun Lan confessed his feelings to Ling Yun He, an arrow with a fire lotus pattern is shot into the Left Prime Minister's manor to unveil a mysterious underground organization known as ghost soldiers. Ling Yun Ge and Mu Yun Lan decide to investigate the matter, but on the night of their wedding, she is imprisoned for the crime of deceiving the king. She thought that her true love, Mu Yun Lan, would come to her rescue, but only betrayal awaited her. Just when she seemingly comes upon a cruel truth, she unknowingly falls into a bigger conspiracy.