The summary is:
A person interrogates three suspects about the disappearance of Tomioka, a friend of his. He accuses them of lying, drugging, and threatening Tomioka based on some evidence he claims to have. He reveals that he is actually Tomioka himself, who has changed his appearance with the help of a Chinese friend. He says he killed his best friend and the girl he liked, and now he wants to kill the suspects as well. He tells them they have to cut off their limbs to escape from a locked room, and he leaves them to their fate.
Here are the extracted key facts without opinions:
1. A person named Tomioka is missing.
2. The last time Tomioka was seen was in the morning.
3. Tomioka was supposed to meet someone at 10 pm the night before he disappeared.
4. Tomioka's body was possibly made into dough.
5. There is a person named Missouri who claims to have been drugged.
6. Missouri was seen with a person wearing a fox mask and flesh-colored hair.
7. There is a person named Mitri who is mentioned in the conversation.
8. Tomioka was in a relationship with someone named Canada.
9. There are photos of Tomioka and Canada holding hands on Instagram.
10. The interrogator has a device that can detect lies.
11. Missouri had a purchase on Amazon in recent months.
12. The knife used to murder Tomioka is mentioned.
13. The interrogator killed two people who were tied to a chair.
14. The interrogator has a personal vendetta against the person being interrogated.
15. The person being interrogated has a fragile physical state.
16. The interrogator mentions a movie or show where a person is trapped in a room and must escape.
17. The person being interrogated is given a task to remove their arm and foot to escape the room.
18. The students are mentioned, but it is unclear what their role is in the situation.
Note: Some of the facts may be incomplete or unclear due to the nature of the transcript.