Season 1

01 Episode 1 Episode 114th January 2025 Sachiko Tachibana interviews for a babysitting job at the home of famous pianist Rena Hanai, who is somewhat surprised by Sachiko's persistence. 02 Episode 2 Episode 221st January 2025 Sachiko decides to sneak into the room of Rena's father Minoru, a professor of criminal sociology, to search for evidence of Rena's crimes. 03 Episode 3 Episode 328th January 2025 Determined to make Rena suffer, Sachiko sets her sights on baby Kokoro. A covertly recorded conversation between Rena and her manager leaks online. 04 Episode 4 Episode 44th February 2025 After seeing how Rena truly feels about Kokoro, Sachiko rethinks her tactics and soon realises that the key to revenge may lie in Makoto instead. 05 Episode 5 Episode 511th February 2025 Under the pretense of preparing for Rena's surprise party, Sachiko arranges to go shopping with Makoto. However, Rena soon grows suspicious. 06 Episode 6 Episode 618th February 2025 Sachiko learns from Minoru that Makoto's mother was murdered. Later, Makoto feels something familiar when he hears Sachiko playing the piano. 07 Episode 7 Episode 725th February 2025 Rena has a realization as she watched her home surveillance feed. Sachiko begins to feel conflicted after Makoto makes a stunning confession. 08 Episode 8 Episode 84th March 2025 Rena loses her temper and comes at Sachiko with the scissors - but she is interrupted when Makoto returns home and makes a surprising announcement. 09 Episode 9 Episode 911th March 2025 With both Rena and the evidence missing, Minoru tells Makoto they should go to the police. Meanwhile, Sachiko receives a phone call from Rena. 10 Episode 10 Episode 1018th March 2025 Having told Sachiko the truth about his mother's death, Makoto goes to the park where he and Rena had their first fateful encounter as children. 11 Episode 11 Episode 1125th March 2025