Myriads of Worlds: Starting Check-in from Siheyuan

Watching TV, I unexpectedly transmigrated to Siheyuan, and even became the tragic male lead, 'Sasha' Zhu? Jiang Chen expressed his refusal! Fortunately, heaven always provides a way out, and accompanying Jiang Chen was a check-in system. As long as he checks in at any place, he can receive random rewards from the system! Relying on the system's help, Jiang Chen battled wits and courage with the 'little third' and the 'beautiful widow', watching the internal struggles in the Siheyuan, where everyone's last name is 'Qin'. Then, Jiang Chen discovered that his system could not only check in, but also seemed to...