[s4e18] Hack-san May 2026

: Alya takes on the mantle of Ladybug, proving her capability and swifteness as a temporary lead hero.

Marinette has to leave Paris for a family trip to visit her aunt in London. Worried about leaving the city unprotected, she entrusts the Ladybug Miraculous to her best friend, , who transforms into a new superhero named Scarabella . [S4E18] Hack-San

For a full technical breakdown of the episode's production and air dates, you can visit the Miraculous Ladybug Wiki . New Hack-San Spoiler Image! Miraculous Ladybug Season 4 : Alya takes on the mantle of Ladybug,

: Cat Noir is initially taken aback by working with a replacement for Ladybug but must learn to coordinate with Scarabella to defeat the digital threat. For a full technical breakdown of the episode's

While Marinette is away, Shadow Moth creates a sentimonster that infects the robot Markov with a digital virus. This virus forces Markov to re-akumatize into , who then demands the heroes' Miraculous as part of a calculated trap. Key Highlights

In the Miraculous: Tales of Ladybug & Cat Noir episode (Season 4, Episode 16—though often listed as Episode 18 in different regions), Marinette is forced to trust someone else with her Miraculous for the first time. Plot Summary

: The villain uses a sentimonster virus (the eponymous "Hack-San") to manipulate technology, showcasing a more technical approach to his attacks.