My Boyfriend Touched My Breast Does This Feel Good To My Boyfriend Or Something? Ten Points?

Does this feel good to my boyfriend or something? ten points? - my boyfriend touched my breast

My friend touched my heart during intercourse, and then start playing with my nipples with his thumb I want to know why he feels good especially when you press it, then start to rotate in a circle, but I need to know that "Is it that good for him and Customs thumb?