A. The plaintiff's assertion 1) The plaintiff is a special public-service corporation established under the National Health Insurance Act with the aim of contributing to improving national health and promoting social security by providing citizens with insurance benefits for prevention, diagnosis, medical treatment, and rehabilitation of disease and injury, for childbirth death, and improvement of health. The plaintiff is a defendant A corporation (hereinafter "Defendant A insurance company").

The F Co., Ltd. is the non-party company F (G). (hereinafter referred to as the “non-party company”).

ii)an accident vehicle and Hroar vehicle (hereinafter referred to as “accident”);

) A business liability insurance contract to compensate for loss to the public or property with respect to the operation of the business (hereinafter referred to as the instant business liability insurance).

Defendant C (Defendant C) is an insurance company that entered into a contract.

(2) Around 17:00 on October 28, 2015, Defendant B was an employer who employs Defendant B, and Defendant B was driving a vehicle that caused the following accidents. Around 17:00 on October 28, 2015, Defendant B did not discover Nonparty K (hereinafter referred to as the “victim”) who tried to avoid an accident while driving an accident vehicle at a speed of about 10km in the speed of speed within 10km in Daegu-gu, Seo-gu, and did not discover the accident vehicle, and caused an accident (hereinafter referred to as the “accident in this case”).

In addition, due to the instant accident, the victim suffered serious injuries, such as reflavers and non-flavers to the left-hand lavers.

3) From October 28, 2015 to treat the injury caused by the instant accident, the Plaintiff paid KRW 36,070,50 of the medical care benefit cost to the relevant medical care institution, among the above costs, pursuant to Article 44 of the National Health Insurance Act. The Plaintiff paid KRW 2,172,30,000 to the relevant medical care institution, and thereafter, the Plaintiff paid KRW 2,172,30,00 in the upper limit of his/her own burden (hereinafter “the refund”).