In a particular dimension of this world, every person would have a copy of backup memory stored in a cloud system called K.A.R.L., it's just like a personal dairy. When someone dies, friends and family would authorize a funeral company to edit his memory from K.A.R.L. and produce a life movie which could be shown in his funeral. Because of this reason, a new profession namely 'Life Editor' has emerged.
Lim Chi is a famous 25 years old Life Editor in the city. He has started this job since he was 15, he works closely with K.A.R.L. all these years. He has edited more than 3000 life movies since then. When Lim Chi gets more skillful in his job, he has become more and more cold-hearted at the same time. One day, a 8.0-magnitude earthquake struck Tokyo. At this time, Chi received a mysterious job assignment ....