Woo-Sub's mother
Jae-jun delivers letters to heaven from those who can't get over the loss of their loved ones. One day Ha-na, who writes to her late boyfriend, discovers Jae-jun's secret identity. He offers her a part-time job assisting him, and they set off on a 14-day journey.
Kim Byeol's Mother (uncredited)
Joon-soo is a rebellious high school kid who often get in fights. One day, his parents give him an ultimatum and leaving him alone in the house, Joon-soo decides to have a party at his parent's home. He then goes shopping for groceries and comes upon an unexpected surprise. A little toddler sits in a shopping basket wearing the name tag "Han Woo-ram" and points to Joon-soo as his father.
