The Ripper (S01E02)

With the introduction of a new electromagnetic train system, the old subway has fallen into disrepute, becoming a grim hotspot for prostitution and drug trafficking known as "Paradise Loop." Recently, a series of murders has rocked the area, with all victims being prostitutes discovered with their abdomens gruesomely sliced open by a sharp object, each case eerily similar. Why does the killer target only these women? Could such a monstrous act be the work of a human, or is a Boomer behind the atrocities? The investigation soon uncovers a woman who appears to have no ties to the crimes at all...