A refrigerator comprising: a compressor configured to compress a refrigerant; a condenser configured to condense the refrigerant compressed in the compressor; an expander (103a, 104a) configured to depressurize the refrigerant condensed in the condenser; a plurality of evaporators (110, 150) configured to evaporate the refrigerant depressurized in the expander (103a, 104a); a first valve configured to be operated to introduce the refrigerant into at least one of the plurality of evaporators (110, 150); a hot gas valve device disposed at an inlet side of the first valve and configured to guide the refrigerant passed through the condenser to the plurality of evaporators (110, 150); and a hot gas path (105, 106) configured to extend from the hot gas valve device to the plurality of evaporators (110, 150), the hot gas valve device comprises: a second valve that is disposed at an outlet side of the condenser; and a third valve that is disposed at an outlet side of the second valve, wherein the hot gas path comprises: a first hot gas path that extends from the second valve to a first evaporator of the plurality of evaporators (110, 150); and a second hot gas path that extends from the third valve to a second evaporator of the plurality of evaporators (110, 150), characterized in that the first hot gas path forms a closed loop which passes through the second valve and the first evaporator, and the second hot gas path forms a closed loop which passes through the third valve and the second evaporator. a compressor configured to compress a refrigerant; a condenser configured to condense the refrigerant compressed in the compressor; an expander (103a, 104a) configured to depressurize the refrigerant condensed in the condenser; a plurality of evaporators (110, 150) configured to evaporate the refrigerant depressurized in the expander (103a, 104a); a first valve configured to be operated to introduce the refrigerant into at least one of the plurality of evaporators (110, 150); a hot gas valve device disposed at an inlet side of the first valve and configured to guide the refrigerant passed through the condenser to the plurality of evaporators (110, 150); and a hot gas path (105, 106) configured to extend from the hot gas valve device to the plurality of evaporators (110, 150), the hot gas valve device comprises: a second valve that is disposed at an outlet side of the condenser; and a third valve that is disposed at an outlet side of the second valve, wherein the hot gas path comprises: a first hot gas path that extends from the second valve to a first evaporator of the plurality of evaporators (110, 150); and a second hot gas path that extends from the third valve to a second evaporator of the plurality of evaporators (110, 150), characterized in that the first hot gas path forms a closed loop which passes through the second valve and the first evaporator, and the second hot gas path forms a closed loop which passes through the third valve and the second evaporator. a second valve that is disposed at an outlet side of the condenser; and a third valve that is disposed at an outlet side of the second valve, wherein the hot gas path comprises: a first hot gas path that extends from the second valve to a first evaporator of the plurality of evaporators (110, 150); and a second hot gas path that extends from the third valve to a second evaporator of the plurality of evaporators (110, 150), a first hot gas path that extends from the second valve to a first evaporator of the plurality of evaporators (110, 150); and a second hot gas path that extends from the third valve to a second evaporator of the plurality of evaporators (110, 150), characterized in that the first hot gas path forms a closed loop which passes through the second valve and the first evaporator, and the second hot gas path forms a closed loop which passes through the third valve and the second evaporator.