Last Friends, a japanese drama

Recently, i read resume of this drama and i like it very much. Maybe It's also my test pong. I like yuri. I hope that u can read or watch this movie too becuase u will understand something important from it.

These are the main characters of this drama.

I like Ruka the most and i think she might be the core matter of this drama too. So can u quess who is Ruka? And who is Michiru?

After u quess plz click HERE to check if ur answer is correct or not.

Good Luck :)