The unlucky older brother was cheated on by his younger brother, while he had to go out to work to earn money to support the family. The story of Yuino's family, they both live with her unemployed brother-in-law, so she has to stay at her brother's house while looking for a job. He is attracted by the beauty and seductive body of his sister-in-law Yuino. , often watched her shower through the bathroom glass. One day when Yuino was cleaning her brother-in-law's room, she discovered that underneath the mattress were a few pairs of panties that she had lost for a long time, but accidentally he also entered the room and found out that his sister-in-law had discovered them. shows the story of secretly stealing underwear and masturbating and then…