Gratification

[Rihanna]

The act of gratifying, or pleasing, either the mind,
the taste, or the appetite; as, the gratification of the palate, of the
appetites, of the senses, of the desires, of the heart.

[Kai]

[Gratification] is the positive emotional response ([happiness]) to a [fulfillment] of desire.

[Kit]

Pleasure, especially when gained from the satisfaction of a desire.