| Feature | v0.14.5 | v0.15.2 (Current) |
| :--- | :--- | :--- |
| Engine | Ren'Py (Python) | Custom Rust/WASM |
| Save System | Unlimited slots | 3 Hard saves, no reload |
| Character Frequency | Hidden stat | Visible in debug mode (Ctrl+Shift+F) |
| "Red Sonata" Faction | Teased (2 scenes) | Full Act 2 questline (8 scenes) |
| Steiner’s Law | Not present | Active by default |
The jump in technical quality is startling. v0.14.5 felt like a typical fan game. v0.15.2 behaves like a commercial title from a small, eccentric studio. COTE- Red Sonata -v0.15.2- -steinercode-
For players coming from v0.14.9, the jump to v0.15.2 is significant. The save files are not compatible. -steinercode- issued a stark warning in the patch notes: "The old harmonies are broken. Start anew, or remain in the past." | Feature | v0
Yes, if:
Wait for the next patch if: