A reversible-clutch mortice lock comprising: - a central follower responsible for actuating a latch , the central follower comprising a central hole and two lateral housings , - a first lateral follower , comprising a peripheral opening , a central quadrangular hole , two through holes and at least one first cylindrical projection around the central quadrangular hole , wherein the first cylindrical projection of the first lateral follower is introduced into the central hole of the central follower , - a second lateral follower , comprising a peripheral opening , central quadrangular hole , two through holes and at least one first cylindrical projection around the central quadrangular hole , wherein the first cylindrical projection of the second lateral follower is inserted into the central hole of the central follower on a side opposite the first lateral follower , - a platen located in the central hole of the central follower between the two lateral followers , such that the platen divides the central hole of the central follower into two halves separated by the platen , and such that the platen limits the central hole to two curved holes , - a pin comprising a web and two flanges located in the lateral housings of the central follower , - two points inserted into springs , the points being fastened at the ends of the flanges of the pin , and configured to be located in the lateral housings of the central follower , and - a cam comprising a shaft , a protrusion , a hook-shaped end configured to be attached to the web of the pin and another articulated end , the cam being able to rotate around the articulated end ; wherein, by rotating the cam around the articulated end , the hook-shaped end of the cam attached to the web of the pin is configured to push said pin towards the inside of the central follower , such that the flanges of the pin are configured to push the points until each point is introduced into the peripheral opening of the lateral followers . - a central follower responsible for actuating a latch , the central follower comprising a central hole and two lateral housings , - a first lateral follower , comprising a peripheral opening , a central quadrangular hole , two through holes and at least one first cylindrical projection around the central quadrangular hole , wherein the first cylindrical projection of the first lateral follower is introduced into the central hole of the central follower , - a second lateral follower , comprising a peripheral opening , central quadrangular hole , two through holes and at least one first cylindrical projection around the central quadrangular hole , wherein the first cylindrical projection of the second lateral follower is inserted into the central hole of the central follower on a side opposite the first lateral follower , - a platen located in the central hole of the central follower between the two lateral followers , such that the platen divides the central hole of the central follower into two halves separated by the platen , and such that the platen limits the central hole to two curved holes , - a pin comprising a web and two flanges located in the lateral housings of the central follower , - two points inserted into springs , the points being fastened at the ends of the flanges of the pin , and configured to be located in the lateral housings of the central follower , and - a cam comprising a shaft , a protrusion , a hook-shaped end configured to be attached to the web of the pin and another articulated end , the cam being able to rotate around the articulated end ; <EOS>