A nurse learns that a hospitalized patient is suffering from premature ejaculation and decides to help him improve his condition. - A patient who gradually became able to hold back his ejaculation through handjobs and other methods to improve his penis, which erupts violently with just a little wiping, requests practical training. - The nurse, who was confused but secretly excited when she saw the erect penis, accepted the patient's request and escalated the training to practical training that included sex.