Sex Training ~ I Don't Want to Cum in Class! ~ summary: "Alright… Get on the desk and open your legs!" A teacher takes his revenge after his student skipped class! He's adding them to his sex education class... and using one of them for demonstration!? (Source: Coolmic) Note: Simultaneously released in long-strip format on mobile reading platforms, resulting in a total of 18 episodes being sold in 3 longer ones digitally.