Lina's boyfriend was in for it. The dude has a super hot gf and yet, she apparently wasn't enough for him,he wanted more. After she finds some panties which don't belong to her in his backpack, she decides to take revenge on him. With the pretext of having some kinky sex, she ties him up, his arms and his legs, and also muzzles him once he admits he has been cheating on her. She then brings in a friend of hers and starts sucking his cock in front of her boyfriend. He's unsuccessfully trying to get out of his predicament, but to no avail. He has to just sit there and watch as this guy is fucking his girlfriend. Payback!