Solve the Riddle of the Sewers

Sewers beneath the Slums; 108000 ex., Lilarcor
 * Solve the Riddle of the Sewers
 * Enter the Sewers beneath the Slums through a secret door by the gladiator prison in the Copper Coronet in the Slums. When you enter the room with the drain pipes on the east side, a voice will tell you to break the wards in the right order to receive a magical sword.
 * Click on each of the drain pipes in the room to receive hints for the four different keys you must find.
 * Stick your hands into the grating in the northwest corner of the sewers to find a Hand.
 * Take the Lover's Ring off the hand of one of the skeletons near the center of the area.
 * Defeat the Kobold Shaman near the center of the sewers and take the Shaman's Staff.
 * Go to the southern corner of the area and kill Quallo's friend Carrion Crawler. Take the blood from the body.
 * Speak to Quallo and he will give you some hints about the order the wards must be used to free the sword.
 * Return to the drain room with the four items and click on the drains in the following order: 3rd, 1st, 2nd, 4th. The magical sword Lilarcor will appear.