Notes

1: Click Sonic's mouth.
2: Click Sonic's tits and then click Sonic's vagina.
3. Go to Eggman's lair, change to the pirate outfit (the pirate outfit is 3 down, 1st one on the left), then click on Sonic's tits.
4. Go to where all the Chaos are (the 2nd place), then change to the outfit that is 4 down, 4th one on the left, then click and hold on Sonic's tits for 10 seconds or so.
The above action unlocks all of the characters you can have intercourse with (Knuckles, Tails, and Shadow).
Getting Knuckles to have sex with you:
1. Click on Knuckles, then click on Sonic's vagina (with the outfit thats on still on).
2. Go to the bedroom, then change to where you're naked (5 down, 4 to the right), then click on Sonic's vagina.
3. Click on the question mark in the lower right hand corner.
Getting Shadow to have sex with you:
1. Go to Eggman's lair, change to the outfit thats 4 down and the 1st one on the left.
2. Click on Shadow, then click on Sonic's mouth.
3. Go to the bedroom, then get nude and click on Sonic's vagina.
4. Click on the question mark in the lower right hand corner.
Getting Tails to have sex with you:
1. Go to the last location (the fifth one).
2. Switch to the outfit thats 4 down, 3 to the right.
3. Click on the orange plane, then click on Sonic's tits.
4. Go to the bedroom, get nude, and click Sonic's vagina.
5. Click on the question mark in the lower right hand corner.