New battle scenarios that test the player's mastery of the game's mechanics. Development & Community Resources
If you own RJ388166, seek out the verified Agent DLC (RJ01259073) from the official community sources. Do not pay for it. Do not download from unverified mirrors. And once installed, experience Sirius the way it was meant to be played—brutal, beautiful, and now fully in English. eng agent sirius dlc rj388166 rj01259073 verified
Managing your public high school life while fulfilling secret agent duties is a central theme. New battle scenarios that test the player's mastery
: Includes a "Pleasure Corruption" system and alternate story routes triggered by defeat. English Version : The game was officially released in English on April 11, 2026 Verified DLC & Product Codes eng agent sirius dlc rj388166 rj01259073 verified
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