MauMau is a Siamese cat who is on his daily outdoor adventure when he decides to head home for his breakfast, made just for him by his human mommaas loving hands. The day is rainy and foggy and he must cross a country road to get back home. Just as he starts to cross the road, a big semi truck blasts right at him. Due to his next experiences in the story, MauMau at first believes he avoided being hit, when he has actually passed over the Rainbow Bridge, which is Heaven for cats. There, MauMau meets another Bridge Angel kitty named MingMing and she introduces him to his new existence at the Rainbow Bridge. In this book, the first of a series, MauMau faces his new life without his momma and learns to look forward to making new friends and having new adventures.