Physician's Odyssey - Chapter 900 - Life was never easy

One day I got a younger sister.Only I know her true identity.

She is the Crown Prince’s fiancee, but on the night of their wedding, an edict was made and she was given off to marry the crippled and paralyzed God of War.

Yeon-woo had a twin brother who disappeared five years ago. One day, a pocket watch left by his brother returned to his possession. Inside, he found a hidden diary in which was recorded “By the time you hear this, I guess I will be already dead….”

I became the childhood friend of the protagonist in a novel. The childhood friend who died from taking drugs.