Both dramas deal with time travel. While Tomorrow with You goes back and forth from present day to the future and is centered around the romance between the ML and FL, 365:Repeat the year goes back 1 year into the past and centers around a group of people, that traveled back in time. Both dramas make you question what is going to happen next.

Both have conspiracies and corruption. Both have an unlikely group of people working together. While Confession concentrates more on the lawyer/prosecutor side, Falsify concentrates on the side of reporters. Both ML have a personal reason for investigating their cases.

Both are medical dramas that have mystery elements in them. The main male and female leads both have a big age gap. The main character in both dramas have an incurable illness. The ethics and morality of being a doctor are questioned in both.