Hitomi no Dokusenyoku
From Fujoshi Spirit:
1-4) Hitomi no Dokusenyoku
The young model newcomer Shinpei moves into the house with several other male top models on his manager's order. There he meets Ryo, the most popular and seemingly flawless star of the group, who is supposed to watch over him. Shinpei's first thoughts are that he wants to become a great model just like Ryo, but then reality turns out to be very different when Ryo does nothing but treat him badly...
5-6) Mijuku no Dokusenyoku
7) extra - Sort of Normal Everyday Occurrences?