Sonmi AI mystery lesson
The Sapphire Gecko Mystery
Sonmi is at a night market when a rare sapphire gecko disappears from the old reptile house. Read, listen, speak, and use evidence carefully to solve the mystery.
B2 reading, listening comprehension, evidence-based inference, and speaking practice with voice-to-text plus typed fallback.
Sonmi enters a night market just before a strange museum alarm changes the evening.
Opening Scene
Read Chapter 1. In 3-4 sentences, describe the setting and explain why the alarm becomes serious.
Sonmi and the Glass Gecko When Sonmi arrived at the night market, the electricity had already failed twice. Lanterns swung above the fruit stalls, throwing orange circles onto wet stone. The air smelled of rain, fried bananas, and motorbike smoke. Sonmi was there to help her aunt, who sold handmade notebooks beside the old reptile house, a small museum that most tourists ignored during the day. At 8:17 p.m., the museum alarm rang. People turned toward the reptile house, but nobody ran. In the market, alarms were usually mistakes: a cat, a loose window, a bored guard testing buttons. Then Mr. Dao, the museum keeper, rushed out holding an empty glass case. His face had gone pale. "The sapphire gecko is gone," he said. The gecko was not made of sapphire. It was a living animal, famous for the bright blue markings along its back. Scientists had brought it to the museum while they studied how rare geckos adapted to city heat. It was small enough to fit inside a coffee cup, but valuable enough that the museum had installed cameras, locks, and a humidity-controlled case.