Description
Increases the rate of sleep buildup. (Sleep buildup has a maximum limit.)
Increases the rate of sleep buildup. (Sleep buildup has a maximum limit.)
| Level | Description | Actual Effect |
|---|---|---|
| Lv. 1 | Sleep buildup +5% Bonus: +10 | ??? |
| Lv. 2 | Sleep buildup +10% Bonus: +20 | ??? |
| Lv. 3 | Sleep buildup +20% Bonus: +50 | ??? |
