A group of students are waiting for their teacher, Professor Kraft, who is supposed to lead an exploration of a villa. However, he doesn't show up, and the students are worried. They decide to go to a sword shop, where they meet the owner, Mr. Pasan, who is a skilled swordsman. The students are impressed by the shop and its contents, including katanas and other Japanese swords.
As they browse the shop, they notice a strange and powerful sword that is said to be the most powerful in the universe. The sword is guarded by a mysterious woman who is only willing to give it to someone who is worthy.
The students eventually leave the shop and head to school, where they discuss their teacher's disappearance. They decide to go and look for him, as they are worried that something might have happened to him. They suspect that he might have gone to the abandoned villa to investigate and might have been attacked by a ghost or some other supernatural entity.
The students decide to follow him and try to find him, as they feel responsible for his safety. They also want to prove to themselves and others that they are capable of handling difficult situations and taking care of themselves.
Here are the key facts extracted from the text:
1. The professor, Indiana Croft, is missing.
2. He was supposed to meet the students at 5:00 AM to explore a villa.
3. The students went to his house and found it open, but he was not there.
4. They found a note saying that he had gone to the abandoned villa to do an inspection.
5. The students suspect that he may have been attacked by a ghost or a mysterious lady.
6. They saw a ghost, but they didn't tell anyone.
7. They want to tell Indiana Croft about the ghost when he arrives, but they're worried that he won't believe them.
8. They plan to show him the secret passage where they saw the ghost to prove their story.
9. The students are worried about Indiana Croft's safety and want to find him before something bad happens.
10. They decide to go look for him at the villa.
11. The students visit a sword shop run by a man named Mr. Culi Pasan.
12. Mr. Pasan is a skilled swordsman and teaches the students about the art of sword fighting.
13. The students buy a sword, but it's not a real one, it's made of wood.
14. They are given a small, powerful sword, but they have to promise not to use it.
15. The students go to school, but Indiana Croft is still missing.
16. The teacher announces that Indiana Croft has disappeared and no one knows where he went.