The three clever kids from the city's most notorious high-rise are solving their second case together! Anton, Isha, and Mesut demonstrate that even successful detectives must learn to overcome prejudices and trust in their own strengths. Attention, phone alert! Not only can Anton (almost 11), an internet whiz and DIY expert, shake his head at the lack of media skills of his detective friends Isha (10) and Mesut (10), but he also witnesses the nasty Maxim (14) stealing a smartphone from a little girl! The high-rise detectives sense something is off and set out to track down the phone thief. However, nothing is as it initially seems, and the kids must endure some setbacks before they manage to catch the thief. A fast-paced detective story with high identification potential: a colorful gang shows what friendship can achieve! Key themes: friendship, overcoming prejudices, discovering one's strengths, and learning from mistakes. Perfect reading material for clever young detectives aged 8 and up, featuring humorous illustrations by Elli Bruder.