Des:``I cant cum just yet... I fell for the sweet temptation of my senior at my part-time job and decided to train to improve premature ejaculation! At convenience stores, cafes, and offices! ? The man who explodes due to the exquisite hand job given by his senior has no way of resisting his seniors invitation, ``Lets have sex... and ends up having sex with the flow! The sight of the two seeking each other at the end is a must-see!