Saturn Leak Water In Back Seat 97 Saturn SC2 Rain Water Leak Into Rear Passenger Floor?

97 Saturn SC2 rain water leak into rear passenger floor? - saturn leak water in back seat

Cars daughter liters of water on the floor of the passenger side when it rains hard. Wet Floor passengers in May, but also be transmitted from the back seat. Trunk is like a bone dry. He tried to by running water through the doors and roof, without having to seek success. Sunroof does not work and the surface of the head is dry. There are clear differences between the roof and the sun. No idea where the water is in?