FSDSS-973 During a three-day summer trip to the countryside, I was lured by my childhood friend, who was still sunburned, and ended up getting 12 injections. (Yoshizawa Ria)

A man working in the city returns to his parents' house for the first time during a long summer vacation. At his parents' house is Ria, a tanned childhood friend. Ria has always been attached to a man, and they go everywhere together. When I first see Ria years later, she's still as innocent as ever, but she's grown into a mature adult. I'm shocked by the unguarded cleavage and glimpses of her underwear. What's more, there's a man who can't resist once he gets into bed with her…