Are these sentences all worded in the correct way?

Dahlia continued to brutalize the body of Alegni when Effron called out in anguish to his dead father, revealing that he was the son of the tiefling warlord and Dahlia, who had been raped and impregnated by Alegni decades earlier. Dahlia had attempted to kill her child shortly after he was born by throwing him from a cliff, but Effron’s revelation showed that he had survived and developed a hatred for his elf mother. Before Dahlia or the others could act, Effron used his abilities as a Shadovar to escape into the Shadowfell.