預計發行日期: 2026

關於此遊戲

The Lost Library is a story puzzle room escape game that recovers a forgotten study by solving puzzles.

Welcome to The Lost Library! The Library has lost because no one remembers it. 

By collecting stories and refilling the study, you can restore The Lost Library.

Depending on what story you choose, you can play different protagonists, different genres of games.

Stories are all stories of the same world. 

Some stories are directly connected, and at first glance, it seems to be a completely irrelevant story, but there are cases where the rice cakes that are related to each other are hidden.

Solve the puzzle and collect stories from different genres, escape each place and complete your own study!

In the PC extension, you'll find 14 different stories, including nine mobile stories (36 total chapters), as well as new ones in the PC version (5 stories, 24 chapters).

⭐ 382. A Study on the Culture of the Upper Natalie's Kingdom

Airan was adopted by the largest family in the kingdom, Jonstina.

Commoner status alone is a weakness, plus the power I use is prohibited in the kingdom?

A turbulent aristocratic world survival period in which you have to be careful of every word.

⭐ 364. The Secret of Blue Powder

Airan attends Natalis Royal School to become "the heart" and is on various missions for the country.

Strange incident happening to the Duchy of jonstina. 

A crime of biting the tail.- when is the end of this case?

⭐ 480. Basque United Kingdom Summer Festival Guide

The Erden family running a herbal workshop in the village of Tuirum, a small village in Jakzjuv, Basque Kingdom!

As always, while running a herbal workshop, I hear that one team that will participate in the summer festival is gone...

⭐ 840. The Beginning of the Adventure

The United Kingdom of Basque, jaxjub district, and the village of tuirum.

Unusual things continue to happen in the village of Tuirum, which used to be ordinary.

Why do sheep float in the sky...? Please give me back my peace!

⭐ 866. First Diary

There is also a Queen-bee at the magic school? 

The best hot girl at Natalis Royal Academy, Lia, who is envious of many students.

Let's follow Lia's daily life and experience magic school.

👻 266. School Guidelines

Liatris del Albens, short for Lia, who must undertake several duties to graduate from the royal school.

Lia arrived in Lobelia, a city full of news that something strange is happening. What is going on here?

👻 665. Lobelia's rules of survival

The faculty and staff at Lobelia High School are all for students.

However, if you do not comply with the school rules, you will be suspended or expelled,

Students suspended or expelled are not considered students of Lobelia High School.

👻 669. Lobelia Survival Rules Supplement

Watch the play to the end.

All the plays are made for the mental health of citizens and the cultivation of proper civic consciousness.

Citizens, please do not trust unfounded rumors and only follow the official government guidelines.

⭐ 594. 100 Freta Local Cuisine

Half Elf who came out into the human world and arrived in the port city of Freta!

I've never worked before, but thanks to the chef who saw his knife skills well, I get a job at a pretty big restaurant.

How do you make money in the human world?

🌳 526. Sea blooming in the forest

Finally, Ru decided to start her dream adventure!

Ru worked hard for the last month before leaving an affectionate restaurant, and she also pay for the adventure.

Ru, who was injured during a battle with monsters, starts to recall memories of Elf Village one by one...

What's in the sea of memories? Let's delve into the past in the elf town.

⭐ 539. Freta District 3 Abnormalities Report

Ru, who was about to leave for another area alone. She set off with a warm send-off from the people at the restaurant he worked with...

Where is this place? Huh? It's a place where people gather to die? I can't go back out? You came in completely wrong.

⚓ 494. Marine Life Discovery Log

Captain exploring the endless seas, Penny Pita!

What other mysterious creatures will we encounter on the sea today?

Only the victor can move forward!

Let's continue our exploration over the sea, defeating monsters and digging into the secrets of the islands.

⚓ 454. Pirate Sweeping Diary

Kanos, an unknown religion that continues to spread throughout Natalie's kingdom, could not escape even the port city of Preta.

The world we live in is a story, what nonsense.

There's even a pirate squad based on that religion? Let's wipe out pirates and keep the peace of the sea!

⭐ 911. Palace of the Sea

Five girls who were swept away by an unknown current and fell into an underwater palace.

Each person has a different purpose and personality, but they decide to join forces to survive.

Surprised by the unusual style of the building, a girl claims that it is a familiar building that her parents showed her when she was young...