This book is also called "A Group of "Seven Young Masters" Falling from the Sky". There are a group of cute (๑• . •๑) "Seven Young Masters" in the palace on the other side of the sea on the back of the mountain.
A joyful and funny story between the most ferocious (most cute) emperor in history and a bunch of well-behaved minions (piranha).
In fact, it is a story about a hard-working male protagonist who avenges a bloody sea of blood and a female protagonist who is full and strong.