Errors In Family Relationships

“Dad, please don't push me away. You said you'd be my family.” After his girlfriend, Ryu Yeon-Hui, dies in an accident, Lee Tae-Hyeon becomes the legal guardian of her son, Ryu Eun-Sung. Driven by his longing for Yeon-Hui and a sense of responsibility, he tries to care for Eun-Sung as if he were his own son, but Eun-Sung gradually blurs those boundaries by invoking the idea of family. “We're family, and I'm your guardian, but...”(Source: MrBlue, translated)