Tokyo, Japan – The sixth episode of the highly anticipated anime series “Mechanical Marie” (Kikaijikake no Marī) premiered on Sunday, November 9, 2025, delving into Marie’s heartfelt attempts to celebrate Arthur’s birthday amidst a series of comical mishaps and unexpected declarations. The episode, which aired on Tokyo MX, ytv, and BS Fuji, and is available on Crunchyroll, highlights the blossoming romantic comedy between the human maid posing as a robot and her human-hating master.
Marie’s Birthday Challenge for Arthur
Episode 6, titled “Marie Tries to Celebrate Arthur’s Birthday,” centers on Marie’s discovery that it’s Arthur’s birthday. Learning that Arthur holds few cherished memories of his past birthdays, Marie embarks on a mission to create a special day for him. Her efforts, however, are met with several challenges and comical obstacles.
Clashes with the Arthur Fan Club
At school, Marie’s intentions to befriend members of the Arthur Fan Club are thwarted as she unexpectedly clashes with them. This encounter adds a layer of difficulty to her already complicated plan to celebrate Arthur.
Cake Catastrophes and Noah’s Interference
Her attempts to bake a birthday cake are interrupted by Noah, who makes an appearance, and she accidentally drops the cake, creating further chaos. Despite these setbacks, Marie’s determination to bring joy to Arthur persists.
A Heartfelt Gift and Unexpected Wish
Gathering her courage, Marie eventually presents Arthur with a handmade cake. Much to her delight, Arthur is pleased with her thoughtful gesture. The episode culminates in a surprising moment when Arthur expresses an additional birthday wish: “I want to be your butler and devote myself to you,” further deepening the unique dynamic between the two.
The Broader Context of “Mechanical Marie”
“Mechanical Marie” is based on the popular shōjo manga series written and illustrated by Aki Akimoto, which was originally a one-shot in March 2020 before being serialized from June 2020 to June 2023. An anime adaptation, produced by Zero-G and Liber, officially premiered on October 5, 2025.
Plot Overview: A Human Maid in a Mechanical Disguise
The series follows Marie Evans, a former martial arts prodigy who, due to financial circumstances, takes on the role of a “mechanical maid” for Arthur Louis Zetes. Arthur, the wealthy heir to a powerful conglomerate, harbors a deep distrust and hatred for humans, making Marie’s disguise as an emotionless robot critical for her survival. If her true identity is revealed, she faces immediate execution. Marie’s naturally expressionless face aids her in maintaining the facade while secretly protecting Arthur from constant assassination attempts orchestrated by his step-brother Maynard. The romantic comedy unfolds as the smitten Arthur begins to dote on his “perfect” maid, unknowingly inching closer to discovering her secret.
Anime Production and Streaming
Directed by Junji Nishimura, with scripts by Mariko Kunisawa, “Mechanical Marie” features character designs by Yoko Kikuchi and music by Yasuharu Takanashi and Johannes Nilsson. The opening theme, “Honto to Uso” (Truth and Lies), is performed by Harutya, while the ending theme, “Cross Heart: Itsuwari no Nai Kimochi” (Cross Heart: Feelings with No Lies), is performed by Nao Tōyama, who also voices Marie. Crunchyroll is streaming the series globally, making it accessible to international audiences. The anime is currently slated for six episodes in its first season.
