Why locals love it
Locals love to gather and party there. During the weekends you will have to wait some time to enter. It is a small but nice place to party and to meet lots of young locals. The music is good and sometimes there are also some more or less famous DJs.
Why you should visit it
If they want to meet young locals then it is the best location at the moment. If you just want to go to dance then this is a good place and it is the locals "in" place. The hip place where locals meet, drink, party and dance.
try to go there after 11pm, it is easier to get it.