Provided is a robot including: communication circuitry; a driver; memory storing instructions; and a processor, wherein the instructions, when executed by the processor, cause the robot to: based on cleaning being started, transmit, to at least one accessory device through the communication circuitry, a first signal notifying of a start of cleaning and requesting a pet search, based on receiving search information regarding a pet obtained from the at least one accessory device, transmit, to the at least one accessory device through the communication circuitry, a second signal notifying of a luring position of the pet based on a cleaning position and the search information, and based on receiving a third signal indicating the pet was successfully lured to the luring position, control the driver to move the robot to the cleaning position and control the robot to start cleaning at the cleaning position.