When the Phone Rings (2024)

After receiving a call from Hong Hui Ju's kidnapper, Baek Sa Eon attempts to learn more about him — only to find it's hard to escape his surveillance. (Source: Netflix)

Sa Eon works quickly to track down the caller, forcing Hui Ju to stay hypervigilant. Despite her fears, she continues to play along with the ruse. (Source: Netflix)

After Sa Eon experiences an attack, he grows wary of Hui Ju's relationship with her friend. Meanwhile, an ominous figure makes his presence known. (Source: Netflix)

After receiving the ominous call, Hui Ju abandons her clandestine plan. She then undergoes a tough interview with Sa Eon — sharing an intimate moment. (Source: Netflix)

Sa Eon grapples with feelings of betrayal after learning the truth about Hui Ju. However, when she receives good news, they begin to grow fonder. (Source: Netflix)

Hui Ju confronts a figure from her past who wishes to reveal what she knows. She then embarks on a retreat with Sa Eeon — who becomes possessive of her. (Source: Netflix)

Sa Eon and Hui Ju's relationship shifts after her harrowing rescue. Determined to catch the kidnapper, Sa Eon goes full force — with the help of 406. (Source: Netflix)

As Hui Ju and Sa Eon grow closer, the threat from the kidnapper intensifies. Sa Eon discovers an ominous and shocking clue from a past figure. (Source: Netflix)