While we do not endorse piracy, if you own the digital rights to the show (e.g., you bought a Blu-ray or have a Netflix subscription) and want a backup copy for offline archival use, here is how to ensure you get the correct file.
My Liberation Notes: A Masterpiece of the Ordinary If you've just picked up the Season 1 WEBRip of My Liberation Notes My Liberation Notes S01 KOREAN WEBRip x265-ION265