My Man Is Cupid - Season 1 Episode 7 What The Criminal Knows
Overview: Sang-hyuk, who stays the night at Baek-ryeon's house, dreams of Jeong-ah, and in the dream, Baek-ryeon is warned not to let go of the hand of the man of destiny. In real life, Baekryeon is put in danger as the criminal constantly keeps his eye on her while the number of murder victims increases.