Season 1

01 Episode 1 Episode 118th November 2022 Years after building a unique AI chatbot, Kim Sum uses the technology to create Somebody, a dating app built to connect — and linked to multiple crimes. 02 Episode 2 Episode 218th November 2022 Seong Yun-o makes a pitch at work, then makes a new app connection. Sum reaches out to Yun-o after their unusual encounter. Murderous activity escalates. 03 Episode 3 Episode 318th November 2022 After Yeong Gi-eun experiences a nightmarish Somebody date, she and Lim Mok-won reach out to Sum to ask her for help in finding the man responsible. 04 Episode 4 Episode 418th November 2022 After days of radio silence, Sum finally hears back from Yun-o. When Sum tries to meet another app connection, things quickly turn violent. 05 Episode 5 Episode 518th November 2022 Sum and Yun-o take their relationship to the next level. Meanwhile, Gi-eun goes to the CEO of Spectrum to ask for access to her personal chat history. 06 Episode 6 Episode 618th November 2022 Gi-eun confronts her catfish on Somebody, and soon finds herself in danger again. Mok-won performs a ceremony to ward off evil spirits for Sum. 07 Episode 7 Episode 718th November 2022 Mok-won and Gi-eun need to blow off some steam, so they take Sum along to a night club. Later, Mok-won tries to get Sum to face the truth about Yun-o. 08 Episode 8 Episode 818th November 2022 With the walls closing in and threats escalating, Yun-o begins receiving deeply disturbing video chat requests on Somebody.