It's a fanmade anime and manhwa.
The Silver Hair
Identity: It's a fanmade anime and manhwa.
Appearance: Hyun-sook wears a hanbok with a light alice blue jeogori, pale blue git, white dongejeong, light alice blue seop, pale blue geutdong, pale blue goreum, light navy chima with silver wavy hair and red eyes.
Background: In the Joseon Dynasty, two twins, Kyung-sook and Hyun-sook were born unusual, the youngest sister, Hyun-sook had pale skin and white hair and red eyes and because of it, her condition caused her father to abandon her in the mountain where the tigers and foxes dwell for no reason when she was just 5 years old but got hit with a wave of regret, he couldn't just go back. What happens next if he sees her alive when she was now 19? He explained to her why he abandoned her, was because of a family member hair color and eye color resemblance.