1. The plaintiff's claims against the defendants are all dismissed.

2. The costs of lawsuit shall be borne by the Plaintiff.

1. Basic facts

A. The establishment of a contract for installment sales of mobile phones under the Plaintiff’s name and opening of mobile phones 1) Defendant C Co., Ltd. (hereinafter “Defendant C”) are limited to only the following:

2) The supplementary intervenor Co., Ltd. (hereinafter “Supplementary Intervenor”) is limited to the supplementary intervenor

(3) On April 3, 2012, the Plaintiff’s mobile phone sales subscription form (SHV-E160L: hereinafter “instant subscription form”) with respect to two mobile phones in the name of the Plaintiff on the website for sales of the mobile phone operated by it through an official agency (hereinafter “instant subscription form”).

2) The Plaintiff’s resident registration number, e-mail address, and installment sales amount are indicated in the Plaintiff’s digital signature using an authorized certificate under the Plaintiff’s name, and the account number of community credit cooperatives in the Plaintiff’s name to be automatically transferred.

3) On April 3, 2012, the Intervenor’s acceptance of the purchase offer indicated in the instant subscription form, and thus, with respect to the installment sales contract on two mobile phones between the Intervenor and the Intervenor joining the Plaintiff’s name (hereinafter “instant installment sales contract”).

4) The supplementary intervenor opened two mobile phones (P and Q) in the name of the Plaintiff around that time.

B. At the time of the instant installment sales contract, the Intervenor entered into a guarantee insurance contract with Defendant C with the content that the period of insurance was from April 3, 2012 to October 2, 2014, with respect to the unpaid sales price and the payment of guaranteed insurance money. (2) However, the Intervenor did not receive the above installment payment from June 30, 2012.

3) The Intervenor notified the Defendant C of the occurrence of the insured event, and the Defendant C paid the insurance proceeds to the Intervenor at that time. The Defendant C paid the insurance proceeds to the Intervenor at that time. The fact that there was no dispute about the ground for recognition, the evidence Nos. 1 through 9, No. 1 to 1, No. 1 to 4, No. 1, and No. 1 and No. 2 (including the above number of statements, and the purport of the entire pleadings

2. The plaintiff's assertion.