《B director and love letter》Cast

Cheon Soo-yeon (born Cheon Seong-im on August 15, 1981), better known by her stage name Song Ji-hyo, is a South Korean actress and model. She made her acting debut in Wishing Stairs (2003), one of the horror Whispering Corridors film series. She then received further recognition for her roles in the romantic comedy drama Princess Hours (2006), the historical drama Jumong (2006), the historical film A Frozen Flower (2008), the crime film New World (2013), the romantic comedy drama Emergency Couple (2014), and family melodrama My Wife's Having an Affair this Week (2016).

Jo Woo-jin is a South Korean actor. He starred in TV series such as 38 Revenue Collection Unit and Guardian: The Lonely and Great God.