A North Korean agent in Berlin is betrayed and cut loose in the midst of a financial espionage intrigue. Together with his wife, a translator at the North Korean embassy in Berlin, they try to escape being purged, as North and South Korean operatives relentlessly pursue them.

Based on a series of true stories posted by Ho-sik Kim on the Internet describing his relationship with his girlfriend. These were later transformed into a best-selling book and the movie follows the book closely. It describes the meeting of Kyun-woo (Cha) and an unnamed girl. Kyun-woo is shamed into assisting the girl because the other passengers mistakenly think she is his girlfriend. Once he helps her, Kyun-woo develops a deep sense of responsibility for her which enables him to tolerate (somehow) the girls abuses.

In 19th-century China, seven year old girls Snow Flower and Lily are matched as laotong - or "old sames" - bound together for eternity. Isolated by their families, they furtively communicate by taking turns writing in a secret language, nu shu, between the folds of a white silk fan. In a parallel story in present day Shanghai, the laotong's descendants, Nina and Sophia, struggle to maintain the intimacy of their own childhood friendship in the face of demanding careers, complicated love lives, and a relentlessly evolving Shanghai. Drawing on the lessons of the past, the two modern women must understand the story of their ancestral connection, hidden from them in the folds of the antique white silk fan, or risk losing one another forever.

In 1970, the four hundred year-old skilled samurai Saya is sent to the Kanto High School in an American military base in Tokyo by the Council, a secret society that has been hunting vampires for centuries. Saya has the appearance of a teenager but is the tormented half-breed creature with the soul of her human father and the powers and need of blood of her vampire mother. She is obsessed to face the powerful demon Onigen that killed her father. In the base, Saya saves Alice McKee, who is the daughter of General McKee and commander of the base, from the attack of several vampires. When General McKee is killed by a member of the Council, Alice runs to the hotel where Saya is lodged. They join forces and go to the countryside to chase Onigen.