Two Years into My Job, I Blocked My Biological Parents

1 My phone rang. The number was unknown. I glanced at it, ignored it, and kept immersing myself in my book. The phone soon went quiet, then rang again a second later, its insistent chime grating on my nerves. My thoughts were interrupted once more, and I answered in an irritated, cold voice. "Who is this?" The person on the other end said nothing. They seemed to be outside, and I could hear the wind howling. I frowned, growing even more annoyed, and repeated impatiently, "Who is this?" "S-Sis... it's me." The voice was tiny and weak, almost swallowed by the wind. I froze for a moment...