Actually this drama was aired on last year but i was watching only now.... anyway it is superrrrrrrrrr drama the main leads are yoo ji tea, woo do hwang.; ryu hwa young, jo jea yu, kin hye hung, this are from Mad dog members. the main mad dog was choi kang woo {yoo ji tea ... he was investigator officer of insurance company... but some incident make him to form mad dog group... he investigate fraud activity against insurance company..... this was over all drama.... the all 5 lead have special bond between them... even kim min joon character was coming to mad dog forcefully the other members accept him eventually.....

i can't say there is romance.... but kim min joon and jang hari ... scence were sooo romantic... they were flirting each other... we can make a ship between them from 1 st episod itself.... i can't stop seeing there MV from youtube....

friendship , thriller... small romance make this drama worth watch... if you are interested in thriller drama definitely watch... i recommed everybody to watch for change from an romcomdey dramas.....