Remember plot
"This revenge must be completed."
Pil-ju, a retired soldier in his 80s with dementia, sets out to find the people he believes were responsible for his family's past deaths. With five names tattooed on his fingers, and bits of his collapsing memories, Pil-ju tracks down his targets and kills them one by one. The young, innocent In-gyu unwittingly becomes involved in Pil-ju's revenge, eventually becoming the prime suspect in a murder committed by Pil-ju. To prove his innocence and put a stop to this old man, In-gyu cannot help but guide Pil-ju's revenge journey. Before his memory is completely gone, can Pil-ju get his lifelong revenge?