The Mystery of ChenLang

In this game you are a young girl who accidentally falls into a storm in a very interesting building, which does not show people. Rising higher and going further and further into the depths, buildings. She begins to realize that something is wrong. And going into one of the rooms, she discovers the body of a man. Later, she learned of the painting hanging on the wall. It was one of the leaders of a mafia gang. What happened to him? And who killed him? You just have to learn. Move further into, corridors of the building and find out the truth. Good luck, you're on the right track, hurry!