Here is the full list of all 21 Confess My Love achievements. It takes around 1-2 hours to unlock all of the achievements on Windows.
Now you remember who hurt me?
What's wrong with you?!
You love me, don't you?
That's how you see me huh?
If you understand why I refused.
What were you about to say?
...Anything happened?
Julie, let's go.
To be honest, I'm a lesbian.
We shall focus on school works.
But we don't match.
I have a boyfriend already.
We can still be friends.
Do you have an interest in zodiac?
You don't have to speak it out.
...So you leaved.
Just leave me alone, please.
Have we ever met before?
But it doesn't even exist!
Come back! COME BACK!!
Thank you for your cake, Mr. Who.