都市白领叶蓝秋，在一个如常的早上，因为没有在公车上为一位老大爷让座，彻底改写了牵连其中的数人的命运上市集团老总城中富豪沈流舒因此陷入不安的漩涡；阔太太莫小渝因此勇敢地从被人羡慕嫉妒恨的婚姻家庭中落荒而逃；媒体新鲜人杨佳琪…

What is the significance of your life?" After receiving the SNS message, death has begun! Trainee policeman, 'Sung-min' (Lee Si-eon) and job seeker, 'Jun-hyeok (Kim Sung-cheol)' were suspicious about a suicide incident o…