Actor Jeon Jin Seo, widely known for playing Joon Young in the hit drama The World of the Married, stars as a vampire in the short-form vertical drama Neighbor Like No Other: Vampire Boyfriends (tentative title), which was released on March 5 through the Lezhin Snack platform.
The series follows Arthur, a vampire who has lost his memories and wants to become someone useful in the world. His life changes after meeting Han Soo, a girl who helps him search for his forgotten past, leading the two into a dangerous yet emotional coexistence.
Jeon Jin Seo plays the role of Arthur, portraying a character who appears innocent and cheerful while hiding a mysterious side. His performance combines romance, comedy, and suspense, bringing a fresh interpretation of a “2026-style vampire.”

In the story, Arthur discovers clues about his lost memories after an unexpected kiss from Han Soo. As he begins living alongside her, he gradually learns unfamiliar emotions and starts changing as a person. However, conflict arises when Kang Woo, another vampire, becomes suspicious of Han Soo and tries to separate the two, fearing Arthur may forget his true nature.
Despite the fast-paced format typical of short dramas, Jeon Jin Seo impressed viewers with expressive acting and strong screen presence. His ability to portray confusion, anger, and vulnerability through subtle facial expressions helped deepen the character’s emotional journey.
Jeon Jin Seo previously gained recognition as a child actor, appearing in major dramas such as The Heirs , Mr. Sunshine , and The World of the Married . With this new leading role, he marks an important step in his transition from child actor to adult performer, raising expectations for his future career.
Sources: 네이트 뉴스

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