Soo-Yeon tried to help Yeo-Reum's mother from the plan. Unfortunetely his arm malfunctions.Soo-Yeon tried to help Yeo-Reum's mother from the plan. Unfortunetely his arm malfunctions.Soo-Yeon tried to help Yeo-Reum's mother from the plan. Unfortunetely his arm malfunctions.