Disclaimer: I don't own Ouran High School Host club or anything affiliated with it.
You wait for the day.
The day when you have enough courage, when you'll be strong enough to end this endless circle of hours and days and weeks and years. You have it all planned out.
He will wake up next to you, eyes barely crinkling and grinning the way he does for only you
not me, not anymore
and his (our) prettypretty hair is set aglow by the morning sun and you smile the same smile, open your mouth to speak.
I'm sick of you being around all the time, you'll say. You're suffocating me. It's always "the twins," not Kaoru or Hikaru.
I'm fucking sick of you.
And his face crumples for the barest instant, shock hidden underneath layers and layers of hurt. But no doubt, not a trace of doubt. There is a possibility of truth buried in the words.
Maybe he'll cry. Maybe he'll scream himself hoarse. But finally he will leave, leave to find consolation with
no, don't think about it, don't think about her
Haruhi and they will be happy together, happy like they would be already if you were not tying your second half down. And you? You will be free of their scarlet noose, the red thread that tightens around your neck with every second he spends around her.
Free.
alone
But today is not the day.
He wakes before you, surveying your face with affection scrawled shining, clear on his face. Your grin sprawls across his mouth (good morning) and your hearts spasms. You think
maybe tomorrow.
The "red thread" line is referencing a Japanese myth stating that two lovers are bound by a red thread.