Episode 4:

In 'City of Shadows' S1E4, intrepid explorers Lily and Tom venture into Whispering Alley, a mysterious part of town. They're on a mission to find the lost 'Sunstone,' a magical gem said to light up the darkest corners! To succeed, they must solve playful shadow puzzles and outsmart mischievous shadow-sprites guarding its secrets. It's a fun race against time to bring light back to the city!