You can see all the books you own in the Books tab within your inventory.
| Book Title | Effect Summary | Reading Time |
|---|---|---|
| Advanced Training | Unlocks auto refill & train (Speed, Strength, Defense) using 10 points | 10 Days |
| Expert Training | Unlocks refill awake option in gym | 5 Days |
| Advanced Crimes | Use all nerve automatically | 5 Days |
| Basic Secrets of Speed Training | +1% Speed gain | 10 Days |
| Basic Secrets of Strength Training | +1% Strength gain | 10 Days |
| Basic Secrets of Defense Training | +1% Defense gain | 10 Days |
| Intermediate Secrets of Speed Training | +2.5% Speed gain, requires Basic Speed | 20 Days |
| Intermediate Secrets of Strength Training | +2.5% Strength gain, requires Basic Strength | 20 Days |
| Intermediate Secrets of Defense Training | +2.5% Defense gain, requires Basic Defense | 20 Days |
| Advanced Secrets of Speed Training | +5% Speed gain, requires Intermediate Speed | 30 Days |
| Advanced Secrets of Strength Training | +5% Strength gain, requires Intermediate Strength | 30 Days |
| Advanced Secrets of Defense Training | +5% Defense gain, requires Intermediate Defense | 30 Days |
| How to use Yoga for Speed training | 1% sessions save energy, requires Basic Speed | 10 Days |
| How to use Yoga for Strength training | 1% sessions save energy, requires Basic Strength | 10 Days |
| How to use Yoga for Defense training | 1% sessions save energy, requires Basic Defense | 10 Days |
| How to use Yoga for Crimes | 1% crimes save nerve | 10 Days |
| Advanced Yoga for Speed training | 2% sessions save energy, requires Yoga for Speed | 20 Days |
| Advanced Yoga for Strength training | 2% sessions save energy, requires Yoga for Strength | 20 Days |
| Advanced Yoga for Defense training | 2% sessions save energy, requires Yoga for Defense | 20 Days |
| Advanced Yoga for Crimes | 2% crimes save nerve, requires Yoga for Crimes | 20 Days |
| Expert Crimes | Refill & use all nerve with 1 click, auto refills using 10 points, requires Advanced Crimes | 10 Days |
| Efficient Farming | 5% chance to use no water when watering plants | 15 Days |
| Efficient Farming II | Water 12 plants at once, requires Efficient Farming | 20 Days |
| Greenthumb for Imbeciles | Plant 1 acre at a time | 10 Days |
| Greenthumb for Amateur | Plant 2 acres at a time, requires Imbeciles | 15 Days |
| Plant Genetics | +20% plant decay time | 15 Days |
| Plant Genetics 2nd Edition | +10% plant decay time, requires Plant Genetics | 20 Days |
| Hydroponics and More | Plants need 10% less water | 10 Days |
| Art of Combat: Aggression | 25% chance to double attack if faster | 20 Days |
| Art of Combat: Self Defense | 2% chance to block if modded defense is higher | 20 Days |
| Art of Combat: Vital Targets | +10% critical strike chance | 20 Days |
| Art of Combat: Ammunitions | +10% chance to fire HP rounds (1% HP dmg) | 20 Days |
| Art of Persuasion | Pay for Boss Fights directly from bank | 15 Days |
| Art of Manipulation | Auto refill energy in boss fights (10 points) | 30 Days |
| Harvesting For Dummies | Harvest 1 acre at a time | 20 Days |
| Harvesting For Dummies II | Harvest 2 acres at a time, requires Dummies I | 35 Days |
| Art of Solving | Solve 2 of the same clue at once | 20 Days |
| Art of Solving II | Solve 5 of the same clue at once | 40 Days |