Instant delivery Key in inbox · avg <30 sec
30-day refund Unused keys, no questions
Legit keys Licensed distributor · Kinguin ESA
Secure checkout SSL · PCI DSS L1 · 3D Secure

THE HUNDRED LINE: LAST DEFENSE ACADEMY

Project Extreme x Despair is here! “Kazutaka Kodaka” and “Kotaro Uchikoshi” comes a brand-new adventure game! Takumi Sumino is a totally average teenager living in the Tokyo Residential Complex, a…

Metacritic

No score yet

Data pending enrichment

~

Steam

Player reviews

Steam enrichment pending (Viktor iter5)

OpenCritic

Top critic average

Adding in v1.5 · scraped weekly

Apr 2025 Adventure Simulation Linux via Proton

About this game

Languages

1
Language
Interface
Audio
Subtitles
English

System requirements

Minimum

  • OS Windows10/11 Processor: Intel Core i3-7100 / AMD A10-7850K
  • Memory 8 GB RAM
  • Graphics NVIDIA GeForce GTX 660 / AMD Radeon RX 560 DirectX: Version 11 Storage: 32 GB available space
PC compatibility check available at checkout

How to activate

Activation guide pending import.

Common questions

Will this Steam key work in my region?
Yes — this is a Region Free key, meaning it activates from anywhere in the world. EU, UK, US, Asia all work.
How fast will I get the key after paying?
Average delivery is under 30 seconds. The key appears in your inbox and in My Account → Library immediately after payment clears.
How do I activate a Steam key?
Open Steam, navigate to your Library or Account, find the “Activate product” / “Redeem code” option, and enter the key we emailed you. Detailed steps are in the “How to activate” section on this page.
Can I refund if it doesn't work?
30-day no-questions refund on unused (unrevealed) keys. After reveal, refunds are case-by-case — we replace bad keys at no charge.

You might also like.

Adventure · Simulation
147 purchases today 3 viewing now