"island" havent been implemented yet but spoiler
in the gallary you have to do a round about from entrance till exit then instead of leaving go behind the reception woman and the gaurd will move spot then you will break the statue in the gallary (left bottom) then refuse to pay and work for them it would advance time till theres noone there and leave the room full of people free to see the art sit on the oppisite side of the painting (theres an indicator) and done showing wip and stuff