A. The Plaintiff is a dentist who operates a D dental clinic (hereinafter “Plaintiff hospital”) at Gangnam-gu Seoul and the second floor, and the Defendant is a person who received dental treatment at the Plaintiff hospital.

B. On March 26, 2018, the Defendant complained of the pain 2 (hereinafter “45 marcium”)’s pain on the right side of the Plaintiff hospital, and was diagnosed as 3 marculous (a treatment is required due to shocking up to the inner part of its upper quality) as a result of the examination. (C) The Defendant was taken on July 12, 2018 at the Plaintiff hospital with 45 marculous treatment, and received 6 marculous treatment on July 16, 2018, and then received 5 marculous treatment to the Plaintiff on July 20, 2018, 19 marculous treatment on July 20, 2018; 200 marculous treatment on July 26, 2018; 2000 marculous treatment on July 26, 2018; 3.818.818

E. On the same day, the Plaintiff recommended the Defendant to transfer to E hospital and receive additional treatment.

[Ground of recognition] Facts without dispute, entry of Gap evidence 1, video of Gap evidence 3, purport of whole pleadings

2. The parties' assertion

A. As a result of the diagnosis and examination of the Plaintiff’s dental condition, the Plaintiff faithfully performed 45 pnea treatment, etc. for the Plaintiff’s dental child within the discretionary limits, and thereafter, the Defendant complained of the pains for the infant No. 46, with timely appeal of the pains for the Plaintiff, and recommended all of them to the university hospital.

In particular, the defendant.