Why does Venus finally accept Psyche?

Psyche loves Cupid. Psyche is a human. Cupid is Venus's son. Venus sends Psyche on a mission to deliver a precious box to Hades. Psyche curiOSity made her open the box and it put her in an internal sleep. Cupid sees this and rescues her and put the sleep back in the box. Psyche completes the mission and Venus finally accepts her. Jupiter also sees Psyche and he makes her immortal. So then Cupid and Psyche could be together.