Penetration:

• Auto-Aim (turn on/off in menu) will point the shaft at the nearest hole
• Auto-thrust will make the stallion start thrusting when penetrating
• Lock movement setting to prevent characters from moving too much

Arousal System: 

• The stallion will become aroused when the player or girl character touches the shaft, balls, or anus
• When the arousal level reaches 1 (the menu slider is maxed out), the stallion will cum. There are settings for locking and adjusting the arousal level and speed

Fluids:

• The stallion will cum when arousal level hits 1
• The stallion can piss after cumming
• Lots of fluid customization options in the menu

Audio:

• Added background audio
• Added Stallion neighs
• Added Stallion footsteps

Bug FIxes: 

• Characters are easier to move around when editing poses