A. The Plaintiff is a company engaging in civil engineering and construction business. The Plaintiff is the Defendant Educational Institute B (hereinafter “Defendant Educational Institute”).

) The E High and F High Schools (hereinafter collectively referred to as “E High Schools, etc.”) shall be E High and F High Schools.

2) The Defendant Private Teaching Institutes established and operated the Defendant Private Teaching Institutes as the adviser of the Secretariat of the Defendant Private Teaching Institutes, around 201, in order to promote the transfer of sites to Ehigh Schools, etc., and to receive administrative procedures consultation, etc. for this purpose.

3) Defendant D served as the head of the headquarters of the Defendant Private Teaching Institutes and the head of the planning group for the development of facilities. From around 2011, Defendant D served as the head of the planning group for the development of facilities of the Secretariat of the Defendant Private Teaching Institutes. (b) Defendant C was delegated the Plaintiff’s executive director H at the office of the secretariat of the Defendant Private Teaching Institutes, among January 201, 201, with the right to transfer the Plaintiff’s Ehigh School operated by the Defendant Private Teaching Institutes and the new construction of school facilities. The Plaintiff secured the said relocation site at the first time in Seocheon-gu, Seocheon-gu, Seocheon-gu, I, and lent KRW 500 million necessary before the construction of new school buildings (the Plaintiff) in the form of contract performance guarantee money. The transfer loan from the Korea Private Teaching Foundation to the school site was to be paid immediately if the previous school site were to be paid out.) Defendant D also was in the same place.

2) Accordingly, the Plaintiff received a loan certificate from Defendant C as follows (hereinafter collectively referred to as “each of the instant loan certificates”).

(i) The sum of KRW 350 million (i.e., KRW 100 million (i., KRW 50 million) and KRW 50 million (hereinafter “instant loan”).

(A) On January 31, 2011, Defendant C was granted a loan certificate stating that “the Defendant’s private teaching institute borrows KRW 200 million from the Plaintiff in relation to new construction works, such as E High School, at the maturity date on April 30, 201, and at the rate of delay damages, at nine percent per annum, and Defendant C is jointly and severally liable for the return of the above borrowed amount,” and on the same day, Defendant C is the same.