In this story, Ade lives in a tower block in London. One day, something bad happens to Ades mum. After that, she stays in her bedroom all the time and sleeps. Then buildings start falling down in the night, and there are strange plants on the street. What will happen to Ade and his friend Gaia? Our Penguin Readers books include: • Simple text (CEFR-levelled) • Pictures to help you understand the story • Fun exercises to help you learn and practise English With the print book, you can get even more help online: • Read the book online • Listen to the book being read out loud • Get lesson plans for teachers • Find answers to check your understanding Note: online resources not available with the eBook.