The Seven Dog's PDU

As an outstanding graduate of the police academy, Qian Xiao Tian wanted to join the criminal police team and do a career, but was assigned to the police dog team, and became comrades-in-arms with the police dog "Jiao Zi". But Jiao Zi doesn't seem to be obedient, and Xiao Tian has repeatedly made mistakes and was criticized by the team. Seeing that Li Ke who graduated from the same class performed well, Qian Xiao Tian, who was unwilling to admit defeat, was determined to change. As he and Jiao Zi gradually built trust, their actual combat performance also counterattacked. The police martial arts competition is about to happen, and an accident happened...
(Source: Chinese = Douban || Translation = MDL)
~~ Based on a true story.