A school trip with a beautiful busty teacher, the fourth in the series of thrilling and exciting school trips, features Yuria Kine, a petite girl with explosive breasts over 110cm! The little students from the countryside get excited on a hot spring trip with Yuria-sensei! Their dicks get out of control as they peek at Yuria-sensei changing clothes and taking a bath! If you beg her, saying, "Teacher, we've already come this far!", the kind Yuria-sensei will heal our crotches with her lewd breasts, even though she looks troubled! A school trip with your homeroom teacher that you'll never forget and can never be replicated!