A daughter and son-in-law couple returned home after a long absence. Ayaka was happy with the two of them, who seemed to be in good spirits. The conversation was lively while drinking tea. Then my son-in-law dropped something. My son-in-law tried to pick it up, but Ayaka and I tried to pick it up. My son-in-law's crotch was in front of me. Ayaka was so surprised that she looked back at her son-in-law's crotch, which was unusually large. Ayaka sat down, but she was worried about her crotch and couldn't even hear her daughter's conversation...