Someone might have agreed to something some time ago, but now they seem to be playing by a different set of rules. This may have come as a shock, Aries, because you see this person as reliable and trustworthy. But any fears you may have about this person having a sneaky streak may be unfounded. People are complicated. This person may have made a decision and expressed it honestly, but then had a change of heart after some deep thinking. Extend the benefit of the doubt and ask what happened. Most likely there's an honest explanation