A water purifying filter assembly module (100) with a filter assembly head (200) having a water purifying filter (400) assembled on one side thereof, the filter assembly head configured such that water to be filtered flows into the water purifying filter and the water, filtered through the water purifying filter, is discharged to an outside thereof; and a module body having the filter assembly head (200) rotatably provided therein, the water purifying filter (400) being released from or assembled on the filter assembly head as the water purifying filter (400) is aligned and rotates with the filter assembly head (200).