A step-by-step, in-depth investigation gradually revealed a terrible truth. They notice that a mysterious man dressed in black always shows up at the old house. Some day they would follow the mysterious man in black. That is to say, the moon was dark, and it was a windy night. They followed the negro with caution. Gradually, though, they did not feel quite right. Suddenly, they were kidnapped.

When they open their eyes, they can no longer move. They were in a bedroom. In front of them sat a negro. And the negro took off his hat. And says:“How can I call you? “Sam and Lucy reply:“Sam and Lucy. “The negro says:“Why did you appear there? “They say:“We notice a diary. The diary reveals that the family had to go into hiding because a dangerous group was after them. Why do you pursue them? “The negro suddenly became unhappy. “Why did you look into the house? “They say:“We found this old house in a new park. So, we of course look into them.” The negro says:\"You\'re in big trouble.” They say:”because you can find the painting on the second floor.” They say:\"Yes, we found it early.” The negro says:”That’s right. There are questions about the painting.

Please expect the next chapter.