Manhwa Set Delusion (Volume 1 and Volume 2)

There are all sorts of rumors about the owner of the "Southern Gates" hotel... 
For many, many years, no one has seen Madame Marisa Son Jeong Hwa. Once an incredible beauty, she became a recluse in her own hotel… One day,... a poor artist named Yoon accepted the offer to paint her portrait. But there was one condition: he couldn’t leave the mysterious mansion until the work was finished. How surprised he was when a young attractive woman appeared before him, not the ancient crone he expected! That evening, he found a terrifying note saying: "Do not finish the portrait."
What is happening in this ominous hotel? And who is Marisa really, so fragile and frightening at the same time?! And how can she know so much about events that happened before her birth…