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Eun-ha is the dead fiancée of a rich heir, while Ji-sook is a doppelganger forced by his rival to assume her identity and proceed with the marriage of convenience.

Eun-ha (in writing) and Ji-sook (in person): One who dons a mask will ultimately be unhappy.

Ji-sook (continuing): One cannot be happy living with someone she does not love while pretending to love him from behind a mask. Hence, I will live my life loving him—for real.

– Mask

Walt Disney director and writer Jennifer Lee, whose credits include award-winning animated features Frozen and Wreck-It Ralph, said that the first thing students learn in film school is character. The worst characters are thought to be perfect characters, who feel inauthentic. Characters second only to them are those full of self-doubt. The central character of Mask, unfortunately, was one or the other most of…