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