[The Black Dragon Kingdom is in danger!
When the roar of the ancient beast tears apart the tranquility, an unknown threat envelopes the Black Dragon Kingdom. Chen Xingyu and Chen Jingjing, who are the deputy directors of the Black Dragon University's War Readiness Bureau and biological siblings, were accidentally bound to the mysterious guardian system "Little V". They were ordered to form the "Xingyao Team" when they were in danger - to control the four mythical beasts of Qinglong, Suzaku, Xuanwu and White Tiger, and become the ultimate weapon to protect the country!
Daily life on campus is intertwined with apocalyptic crises, and the bond between brother and sister goes hand in hand with brotherhood. Facing endless mutated creatures and the resurrected prehistoric behemoths Godzilla and King Kong, can they transform into true guardian angels, ignite the fire of hope, and defend their homeland? A bloody battle of life and death begins!
