Salmokji

A film crew, led by Han Su-in (Kim Hye-yoon), arrives at the Salmokji Reservoir to reshoot footage, but they soon notice unfamiliar figures and unsettling details in their recordings. As they investigate, they uncover a past incident linked to the reservoir that may be connected to a hidden crime. The team, including Yoon Ki-tae (Lee Jong-won), Woo Gyo-sik (Kim Jun-han), and Oh Dong-min, Song Gyeong-tae, Song Gyeong-jun (Oh Dong-min), begin to suspect that the site itself is at the center of the mystery.