Aren't You A Child?

"Just a DNA test. That's all it takes. You must not be kicked out before that." After the death of his beloved sister, Cha Min-jae quit university and raised his infant nephew. With only the name "Kang Woo-jin" and a single photograph, he searched for the garbage that abandoned his sister and nephew. One day, a man named Kang Woo-hyuk, who looked exactly like the photo, appeared before him... * "No, I also... you... hmm." The next moment, Minjae, unable to comprehend what had suddenly happened, couldn't understand why he couldn't continue speaking. Only when the hot breath entered his mouth, his heart, which seemed about to burst painfully, began to beat intensely in a different way....