The Apothecary Diaries Season 3 Trailer Unveils Eve’s Ending Song and October 2 Premiere

The rear palace is opening its doors again. And this time, it brings a fresh trailer, a new ending theme, and the kind of court drama that keeps us watching like a cat near a fish market. The Apothecary Diaries is gearing up for its third season, and the newest preview has already confirmed one of the key musical pieces: Eve will perform the ending song, "AIYOU".

A New Season Begins This October

The third season of The Apothecary Diaries will begin airing on October 2 at 11:00 p.m. JST inside NTV's "Friday Anime Night" block. The first half of the season will run for one cours. The second half is already scheduled for April 2027.

That gap may sound long, but this series has never been in a hurry. It moves like a careful physician and a suspicious court official at the same time. Slow, measured, and always with a clue tucked in its sleeve.

New Voice, New Mystery

The trailer also introduces a new character. Reina Ueda joins the cast as Bai Niangniang, described as a pale and mysterious nymph. That alone is enough to make us sit up a little straighter. In a series where every glance can hide a secret, a new face usually means more trouble. And trouble, in this palace, is practically part of the furniture.

On the music side, the opening theme will be performed by yorushika, with the song titled "Kumo o Nukekazashimo e Watashidake". Between yorushika and Eve, the soundtrack is shaping up like a well-seasoned dish. No excess. Just the right amount of spice.

The Franchise Keeps Expanding

This is not the only project on the horizon. The franchise also has the film Kusuriya no Hitorigoto: Bōhi no Hihō, scheduled to open in theaters on December 11. The film will feature an original story by Hyuganatsu. And yes, that means more palace intrigue for us to decode like bargain hunters examining a suspiciously good sticker price.

There is also a live-action series planned for Amazon Prime Video, with a worldwide debut set for 2028. So the world of The Apothecary Diaries is not just continuing. It is spreading out like ink on rice paper.

Why This Series Still Works

The appeal of The Apothecary Diaries is easy to understand. Maomao is not a loud hero. She is sharper than that. She notices details other people miss. She works like a blade hidden in a sleeve. Quiet, efficient, and dangerous when needed.

According to the release history, the first season premiered in October 2023 and aired for two cours. The second season followed in January 2025 and also ran for two consecutive cours. That kind of steady growth matters. In anime, consistency is often worth more than noise. It is the difference between a fireworks display and a reliable kettle. One dazzles. The other keeps the household running.

The numbers back up the momentum too. By the time a franchise reaches a third season, plus a film and a live-action adaptation, it has moved well beyond a simple hit. It has become a full shelf of its own.

Maomao’s World Is Still Open

The story remains centered on Maomao, the apothecary's daughter who ends up working in the rear palace after being kidnapped and sold into service. She may look ordinary, but that is the trick. Under the plain exterior sits a mind full of medicine, observation, and inconvenient truth.

Then there is Jinshi, the head eunuch who sees through her act and keeps pulling her deeper into palace matters. Together, they make the series feel like a chess game played with herbs, poison, and court etiquette. Not exactly beach reading. But much more fun.

What Comes Next

For now, the important dates are clear: October 2 for the new season, December 11 for the film, and April 2027 for the next cours of the anime. That is a long runway, but this franchise has already shown it knows how to land smoothly.

We recommend keeping an eye on this one. If you enjoy clever mysteries, court politics, and a protagonist who can identify poison faster than most people can identify lunch, The Apothecary Diaries is still worth your time.

Stay tuned, bookmark the dates, and don't blink too hard. In this palace, even the tea may have a secret.