Mizuki Fujisaki's walkthrough

I made a walkthrough if you can't get the Happy ending,but exploring it yourself is much more fun ^^ but if you really don't get it then here is the walkthrough :)

B. Being a bodyguard is tough...
B. Wipe away your tears
C. Ask for another bed
B. Talk to Mizuki
C. Smile and wave
A. Be really happy
A. We're friends
A. Ignore him
A. Do you want to try?
A. There is someone
A. It's for you
C. Ask if something is wrong
A. An oversized t-shirt
A. Bread
A. I missed the train
A. I'll come with you
A. Cry
C. Sit up!
C. Squeeze Mizuki's hand
B. You don't send many texts?
A. A red and white practicalone
C. I can't swim...
A. Lie on that bed?
B. Touch his hair
B. Be happy
A. Scream to Mizuki
B. I'll do it
B. I was so scared
A. I only want Mizuki
C. You gave me candy