In the 4th episode of "Abyss", the shock that Ahn Hyo Seop was murdered by Lee Sung Jae caused the viewers to be amazed. Lee Sung Jae, the second resurrectionist, became the new owner of the soul resurrection beads' Abyss', causing Park to be shocked, and Park Bo Young raised his curiosity to infinite whether he could resurrect him.
In this regard, Park Boo Young, a traitor of the serial killer Lee Sung Jae, seizes the spooky expression and robs his gaze. Park Bo-young has also encountered a meeting with Jin-bum, who killed himself to resurrect An Hyo Seop. As if confronted with Lee Sung Jae in the heavy rain, his determined eyes give a breathtaking tension. Especially, the appearance of Lee Sung Jae, who seems to be approaching to Park Bo Young with his cool eyes, sharply increases his heart rate. It is as if the 'god is on my side' and the sharp shape of Lee Sung Jae steals his gaze, and the intense eyebrows of Park Bo Young and Lee Sung Jae, which seem to penetrate the rain, make the audience's throbbing.
Especially on the day when Park Bo Young was murdered, as the rain poured out, the tension of the tension on the face of the heavy rain exploded. The two of them are still unaware of each other's resurrection in the form of soul. As the day of the murder took place, the pouring rain raises a strain of sweat in the hands of the two people as a catalyst for recognizing each other.
Source: [1]