Li Tianlang, a taciturn high school student, is actually Star Sirius ! Also one of the initiators of the third cosmic war. In the past, he was arrogant and carefree, and he rose up with all the ascendants to fight against the star officials, While doing so he killed countless star officials. However, after the defeat, he became a lackey and was sealed as a prisoner of the stars. He was ordered by the star officials to protect the earth from the invasion of Karma. Although he has endured 1500 years of oppression, he is still waiting for the opportunity to take revenge.