After Being Trained with Elixirs, My Son Became an Immortal and Came Back After Being Killed

The husband and his eldest sister secretly gave birth to a sick child on the Fairy Mountain. In order to save the sick boy's life, the eldest sister defeated me in the martial arts competition. The father asked her what reward she wanted. The eldest sister pointed at my belly. "The fetus in my little sister's belly is unknown. I don't want rewards. I just want to slay the demon and defend the law." The father swung his sword and the poor fetus died before it even opened its eyes. The eldest sister wanted to practice the elixir without knowing it from heaven. My father forced me to get pregnant again just to help my sister increase her magic power and save the sick child. Later, the Immortal Lord came in person to find his biological mother. The eldest sister was overjoyed, thinking that her sick son had attained enlightenment and become a fairy. The Immortal Lord brushed aside the clouds and stepped towards me. "Mom, I'm here to pick you up..."