When you were 23 years old you were surprised by the presence of a baby in front of the house. When you checked the child's DNA was similar to yours. You tried to find that person but could not find it.You raised the child alone. A few years later, a woman applied for a job at your company.The child you care for is called Sae-Ni hugs the woman

"Mommy?" Sae-Ni smile at the woman "E-eh?" The woman confused