A. The network E (F students, death on January 27, 2018, hereinafter “the deceased”) had four children between the Plaintiffs and the members of the network, H, I, J, and K.

B. At the time of the death, the Deceased owned each real estate listed in the attached list (hereinafter “instant land and building”) and the land size of 102 square meters in Gwangjin-gu Seoul Special Metropolitan City (hereinafter “L land”).

C. On February 28, 2005, the Deceased prepared a testamentary document to effect a testamentary gift (hereinafter “the primary testamentary document”) on the land and building in this case as a notary public of Mlaw Firm No. 194, with respect to the land and building in this case as to the land and building in this case, 2/4 shares to the Defendant (the son of the Deceased), 1/4 shares to the J, 1/4 shares to the Plaintiff, and to the Plaintiff as to the land in this case and building in this case, and to the Plaintiff, 1/2/10 shares to the Plaintiff, 2/10, 4/10 shares to the Defendant, and 1/20 shares to the remainder of the testamentary deed as to the land in this case as a notary public of Mlaw Firm No. 322, Jun. 8, 2007 as to the land and building in this case, the Deceased prepared a testamentary deed to the Plaintiff in this case as to the Plaintiff (hereinafter “the next testamentary deed”).

E. Upon the deceased’s death on January 27, 2018, K, the deceased’s children, made and kept a testament on August 1, 2009, and requested the Seoul Family Court to affix the seal of approval on the written will (hereinafter “instant written will”) as the Seoul Family Court Decision 2018Ra51264.

On October 12, 2018, the above court approved the original of the above testamentary document as a result of the applicant K's agent, heir J and I's presence on October 12, 2018. The testamentary document is written in two copies of the bags and two copies of the testamentary document, the envelope is written in length 22.5 cm, the width of 9.8 cm, and the testamentary document is written in a size of 22.5 cm. The testamentary document is written in length 21.5 cm, width of 15 cm.