Slave is left home while I'm out shopping with his wallet. But I found a fun way for him to amuse himself while I'm away. Home alone and left in tight bondage he helplessly struggles to get off. But the position I left him in it makes it nearly impossible. Will his bound genitals get the stimulation he needs to ejaculate before I return? Or will he be left bound and frustrated in helpless bondage? Let's find out.