The scene is only available in its original language and not translated.
Series Page
Raw Chapter Link
Rating: 4
While the MC is having sex with Ao, Ai shows up with a strap-on and joins in.
After they finish, Ai then has sex with Shiroha, so the MC goes to them next.
While the MC and Shiroha are having sex, Ao pushes Ai down and they start having lesbian sex with each other.
Series Page
Rating: 5
Erika’s cousin, Marina shows up and says she can’t cum when having sex with her boyfriend, so she wants Erika’s help/advice. Erika says she’ll help her by having sex with her.
The last page is a FFM with Erika, Marina, and Marina’s boyfriend.