doppelgangers/twins/replacements (one person pretending to be, or looking exactly like, another person, usually to trick someone else) secret/unknown/fake identity (one person hiding their identity from another for non-malicious reasons, purposely or accidentally) fake personas/opposite personalities (one person pretending to be a certain way for malicious/manipulative reasons, when they would actually act totally differently)
You may feel your favorite manga should be gathered together into distinct categories for your own reference and, now, you can do this with a LIST. After you've created your list or lists, you can proudly recommend them to other manga fans to showcase and share your taste in manga.
Saha (Gye Piya)