What does cupid shooy from his bow to make people fall in love?

He shoots an arrow.

To get this answer, you can search for the mythological character "Cupid," who is often portrayed as a winged baby with a bow and arrow. These arrows are said to have magical properties that can make people fall in love. A search using keywords such as "Cupid arrow myth" should provide you with more information about this popular depiction of Cupid in various mythologies.