The Bodyguard

我的特工爷爷

Also known as 我的特工爺爺, Ojii-chan wa Debugon, Wo de te gong ye ye, My Beloved Bodyguard, My Bodyguard

A retired bodyguard who has settled into a corner of the world where China, Russia and North Korea meet as he suffers from early dementia finds a new friend in a young girl. When her life is threatened by her father's connection with a local crime lord, the bodyguard must call upon his long forgotten skills to save her.