Book Six by Hong Shao Rou Pei Mi

Jilei Huo, the great general defending the City of Time, became its lord after his mentor, Yin Che, was killed by Qing Tie Shou. His younger brother, Jilei Yan, also known as Little Yellow Car, was appointed general. At this time, following Luoluo's plan, he sneaks out of the city under cover of night to seek help from Jifeng at the Moon God Temple.