Elena has remarried and lives with her child from her previous marriage, Kentaro. Elena is worried about Kentaro, who spends all his time on the computer in his room, but one day she discovers some secretly taken photos of herself on the computer. Kentaro uploads the photos to the sharing website "Mother Posts.com" and gets pleasure from reading the complimentary comments. Kentaro even goes so far as to film videos to meet the growing expectations of users. When he still doesn't get any praise, he starts live-streaming his mother being embraced by a stranger...
