novelraw 
Wade suddenly found himself in a strange parallel world. Not only is sex nothing special and very mundane, it is even a mandatory topic at school!
Second period? Sexual education!
Second period? Sexual education!
- Chapter 1 – Mandatory
- Chapter 2 – Diligent
- Chapter 3 – Booth
- Chapter 4 – Practice
- Chapter 5 – Explanation
- Chapter 6 – Street
- Chapter 7 – Priority
- Chapter 8 – Enthusiasm
- Chapter 9 – Teaching
- Chapter 10 – Continue
- Chapter 11 – Enough
- Chapter 12 – Kind Helper
- Chapter 13 – Fair Exchange
- Chapter 14 – From the Start
- Chapter 15 – Possible Variant
- Chapter 16 – Compensate
- Chapter 17 – Long Ago
- Chapter 18 – Generosity
- Chapter 19 – Debt
- Chapter 20 – Path
- Chapter 21 – Club
- Chapter 22 – Mission
- Chapter 23 – Ground
- Chapter 24 – Free Acts
- Chapter 25 – From Student to Teacher
- Chapter 26 – Creation
- Chapter 27 – Alternative
- Chapter 28 – Order
- Chapter 29 – Change of Target
- Chapter 30 – Showcasing
- Chapter 31 – Center
- Chapter 32 – Specialist
- Chapter 33 – Initiative
- Chapter 34 – Regrets
- Chapter 35 – Check
- Chapter 36 – Delay
- Chapter 37 – First Study
- Chapter 38 – Second Study
- Chapter 39 – Trick
- Chapter 40 – Third Study
- Chapter 41 – Addition
- Chapter 42 – Successful Business
- Chapter 43 – Attention
- Chapter 44 – State
- Chapter 45 – Alternating
- Chapter 46 – Observing
- Chapter 47 – Unexpected Effect
- Chapter 48 – Hopeless
- Chapter 49 – Advancement
- Chapter 50 – Criminal