Here is a concise summary of the provided transcript:
**Title:** Creating a Homemade Haunted House (Collaboration with Monebonbon)
**Summary:**
* The creators announce a surprise collaboration, building a homemade haunted house with a "Hospital" theme to scare Monebonbon.
* They design and construct various spooky elements, including a heart-shaped art piece, a medicine collection challenge, and a "Mouth of Truth" that bites liars.
* The team navigates the haunted house, encountering surprises, and eventually, one member reaches the end, helping a trapped "girl" (part of the haunted house story).
* Post-experience, the team reflects on the success of their scares, sharing laughter and reactions to the haunted house's effectiveness.
* The video concludes with an invitation to subscribe and watch the next video.
Here are the key facts extracted from the text, without opinions, with each fact numbered and in short sentences:
1. **Collaboration Project**: A surprise collaboration project was undertaken, targeting Monebonbon.
2. **Project Theme**: The theme of the project was a "Hospital" setting for a homemade haunted house.
3. **Location**: The haunted house was set up in Bonbon's studio.
4. **Objective**: The objective was to collect medicine within the haunted house.
5. **Interactive Elements**:
* A medicine box with a trick inside.
* A "Mouth of Truth" that bites liars.
6. **Challenge Mechanics**:
* Participants had to find and collect four medicines to escape.
* A secret trick was present at the end.
7. **Publication Mention**:
* "Ma-chan, O-chan's Search Picture Book" is on sale.
8. **Event Structure**:
* Participants took turns attempting to solve challenges.
* A decision-making process was involved in choosing who would attempt each challenge.
9. **Outcome**:
* The project was completed, with participants experiencing fear and surprise.
10. **Recurring Activity**:
* This was the third time the group had created a haunted house.
11. **Channel Promotion**:
* Viewers were encouraged to subscribe to the channel and watch the next video.