Sega released a prologue demo for the game '13 Sentinels: Aegis Rim' to provide players a preview and introduce the game's story and mechanics.
The full version of '13 Sentinels: Aegis Rim' was released worldwide for PlayStation 4.
The initial appearance of the mysterious giant creatures known as Kaiju at the outskirts of the city, causing panic among citizens.
A group of teenagers is gathered to pilot giant mechs named Sentinels to combat the Kaiju threat.
Yuki Takamiya discovers a strange artifact linked to the Sentinels and experiences her first battle against the Kaiju inside a mech.
The group successfully deploys their Sentinels to repel a large-scale Kaiju attack in the city center, proving the mechs' effectiveness.