My sister's friend got so wet playing in the water in the yard that her underwear was completely exposed!? Episode 1 HUNTA-479

My sister and her friends were playing in the water in the yard because it was so hot in the summer! Without thinking, she lifted her skirt and exposed herself! Her clothes were so wet that her bra was showing! Seeing this gave me an erection! They even thought it was funny to show me their wet bodies and underwear, which made me unable to resist…