*Male Protagonist: Target (Cha Mu-jin) - The illegitimate son of the President of K Group, who was framed by his father's legal wife and was sent to be imprisoned inside the closed ward.... more>>

*Male Lead 2: Top Dog (Rock) - The First patient inside the closed ward. He was rumored to have been hospitalized for anger management issues, everyone assumes that he is a member of the underworld.

*Male Lead 3: Black Cat (Gyeom) - A patient who was looking for a secret passage inside the closed ward. His reason for hospitalization is Obsessive-Compulsive Disorder. He suggested that he and Lee Won work together to escape from the closed ward.

*Female Protagonist: Lee Won - A competent agent. She is tasked with saving the unfortunate Son of the K Group President, who is trapped inside the closed ward. She succeeded in disguising herself as a patient and entered the closed ward, only to find herself in a different world, where the rules and common sense of the outside world do not apply.

*Read it when: You want to be immersed in a suspenseful/thrilling story.

*Empathetic quote: "Welcome to the shithole, new guy." <<less

Before being born as Regina, she was an Empress in her past life named 'Yekarna'.... more>>

Having experienced the extremes of debauchery in her previous life as an Empress, she aims to lead a wholesome life this time around. However, her ill-fated connections from her past life, who have discerned her true identity, begin to approach one by one...

"Ask me to put it here, Your Majesty. I know you wanted it too."

"It's alright. If you can't remember me in your mind, I'll make sure you remember it in your body."

"You should be respectful with adults, Miss Heather."

"There's no need to surround yourself with many handsome men. But having me close by should be enough, right?"

Can she truly escape their clutches and attain a 'wholesome life'? <<less