Asahi to Tsugumi no Shinkon Seikatsu ~Osananajimi wa Bed Yakuza! - Another~

Main character enters summer vacations and enjoys his freedom. But then his friend Tsugumi comes over and says that she's invited to take care of protagonist's parents. Then another childhood friend Asahi volunteers to help, and it turns into a suspicious cohabitation....

[From vndbreview]