Here is a concise summary of the provided transcript:
**Title:** My English Puberty (MEP) 100
**Setting:** A language learning show in Guam, where 5 members (including NCT's Jaemin, Wonhee, Jongmin, Risabae, and later joined by Samuel) improve their English skills.
**Key Events:**
1. **Introduction**: Jaemin struggles to introduce himself in English.
2. **Level Test L1 (Music Quiz)**: Members identify English song titles (e.g., "Let It Go" from Frozen, "Single Ladies").
3. **Level Test Results**: Risabae ranks 1st, while Wonhee and Jongmin tie for last.
4. **Level Test Stage 2 (Speed Quiz)**: Members explain English words to a child (Willow), with Jaemin showing promise.
5. **Evaluation**: Jaemin's role-play is assessed, and he receives a confidence boost.
6. **Ranking Announcement**: Jaemin is revealed as the 2nd place winner in the first Level Test.
7. **Upcoming Challenge**: The members embark on a 100-hour English study marathon, with a future episode featuring them living abroad for a week to practice their skills.
Here are the key facts extracted from the text, without opinions, with each fact numbered and in short sentences:
**Member Information**
1. NCT's Jaemin is the second member to join MEP100.
2. Jaemin is 19 years old.
3. Jaemin was born in 2000.
**Program Details**
4. The program "My English Puberty" (MEP) is set in Guam, surrounded by the emerald sea.
5. Five members of MEP100 participate in English language learning activities.
6. The program includes a Level Test to assess English proficiency.
**Level Test Details**
7. Level Test L1 is a Music Quiz.
8. The Music Quiz involves identifying song names.
9. Level Test Stage 2 is a Speed Quiz.
10. The Speed Quiz objective is to explain English words to a participant (Willow) within 100 seconds.
**Participants and Rankings**
11. Risabae took 1st place in the Level Test.
12. Wonhee and Jongmin tied for last place in the Level Test.
13. Jaemin ranked 2nd place in MEP100's first Level Test.
**Special Guests and Mentors**
14. Samuel appeared as a special guest and MC.
15. LEE Si-won, South Korea's representative English teacher, is a mentor on the show.