teenage first time plot

Lili lives in a little town in the countryside, she was raised in a very strict family. Her mother didn't allow her to have boyfriends or even male friends. When she was 13 her father caught her masturbating in her room and beat her with a baton.
Now Lili is 18 and is visiting for the first time her cousins in a big city. She is there for the funeral of her grandma. At the memorial service she spots a cute guy who is kind of her age. She can't stop watching him and, after a while, she catches herself watching his pants. She gets immediately embarassed but she realizes that the cute guy is looking her big breast. He smiles, she feels something wet in her panties...