All of the plaintiffs' claims are dismissed.

The costs of lawsuit shall be borne by the plaintiffs.

1. Basic facts

A. E, on October 1, 2016, entered the Defendant Company and output the CTPPPS board, as aF student, was engaged in night shift work.

B. E worked for about six consecutive days from December 1, 2016 to February 7, 2017, and served for about six consecutive days after one day’s rest.

The daily working hours from December 1, 2016 to December 3, 2016 (daily work) and from December 5, 2016 to December 6, 2016 (daily work) from December 12, 201 to December 17, 2016 (daily work) for 6 December 12, 2016 to December 17, 2016 (daily work) to December 6, 2016, for 3: 0-6: 26-day work on December 26, 2016 to December 24, 2016 (daily work) for 20-day work on December 3, 2017 (daily work) for 10-day work on December 26, 2016 to 3: 17-day work on January 6, 2017 (daily work) for 20-day work on December 16, 2017 to 13-day work on July 1, 20197

C. On February 7, 2017, E completed the weekly work at the Defendant Company and retired from work, and was on the same day from work since 23:30 on the same day, and died on February 8, 2017.

The body autopsy of the deceased is written by the person who was directly in his/her possession as “unexploited,” and the body autopsy was not carried out.

E. Prior to the instant case, the Deceased did not receive treatment for a special disease, and was judged as a normal A in the health examination on September 26, 2016.

F. The Plaintiff A, the deceased’s spouse, the Plaintiff B, and C claimed bereaved family benefits and funeral expenses against the Korea Workers’ Compensation and Welfare Service, but the said president of the Korea Workers’ Compensation and Welfare Service rendered a decision on October 13, 2017. Accordingly, the Plaintiffs filed a suit against the Korea Workers’ Compensation and Welfare Service to revoke the said disposition on October 24, 2018 (Seoul Administrative Court Decision 2017Guhap87142).