Here is a concise summary of the provided transcript:
**Initial Announcement (0:00 - 0:45)**
* Hosts introduce themselves as "we are the network"
* Announce the creation of a new book, a sequel to their first, with a release date of April 30th
* Pre-orders available through a link in the description
**Prank Setup (0:45 - 3:30)**
* Hosts plan to disguise themselves as a substitute teacher and teacher's assistant
* Goal is to prank a classroom of students without being recognized
**Prank Execution (3:30 - 11:30)**
* Disguised hosts enter a classroom, introducing themselves to the students
* Attempt to maintain their cover while interacting with the students, assigning tasks, and dealing with classroom dynamics
**Reveal and Conclusion (11:30 - end)**
* Prank eventually wraps up, though the exact reveal is not explicitly transcribed
* Hosts reflect on the experience, express hope that viewers had fun, and remind them to pre-order their new book.
Here are the key facts extracted from the text, without opinions, with each fact numbered and in short sentences:
1. A new book has been created, which is the second chapter of a series.
2. The book will be available in all bookstores in Italy.
3. Pre-orders for the book started on the day of the announcement.
4. The book's release date is April 30th.
5. A special video was created to mark the book's launch.
6. The video features the authors disguising themselves as a substitute teacher and a teacher's assistant.
7. The disguised authors conducted a mock classroom session.
8. The mock lesson included a math test.
9. The authors announced that a grade given during the mock lesson would (humorously) affect the students' report cards.
10. The book can be pre-ordered through a link in the description (of the video/platform).
11. The authors previously had success with a first book, described as a fantasy book.