A. The Defendant is a financial investment business entity that runs investment trading business, investment brokerage business, investment advisory business, and discretionary investment business based on the Financial Investment Services and Capital Markets Act (hereinafter “Capital Markets Act”).

B. Plaintiff B, C, D, E, F, and G (hereinafter the above Plaintiffs “Plaintiff B, etc.”) were introduced by K through I and J who worked in the Dong Securities Co., Ltd. (hereinafter “Dong Securities”) from around 2008 to around 2010.

Plaintiff

B B et al. opened a futures option account in the same attached securities under the name of the Plaintiff B et al. and entrusted the operation thereof to K, and K all profits accrued from operating the said futures option account, and the Plaintiff B et al. entered into a contract with the content that paid 1% interest on the investment principal per month to the Plaintiff B et al. and compensate for losses incurred to the principal.

C. At around December 2010, I and J separated from the Defendant in the Eastern Securities.

At that time, the Plaintiffs opened a futures option account in the name of the Plaintiffs (hereinafter “instant futures option account”) in the Defendant Company, and as to the management of the instant futures option account between K and K.

A contract for investment and management (the specific content is as listed below, hereinafter referred to as the “instant investment and management contract”) with the same content as described in the subsection.

(A) Article 1 / [Purpose]

1. B shall have the right to all profits accruing from the account in operating the futures option account under the name of A, and shall be liable for damage when the principal has been damaged.

2.B shall pay Party A interest at an annual rate of 1% of its principal (in cash balance for shares/bonds). If the operating period falls short of one month due to any cause not attributable to B, interest shall be calculated (the number of operating days / the date of operation) x 1%.

Article 2 [Adjustment/Interest Payment]

1. The settlement point of the amount of revenue and interest paid shall be the second day of each month of options.