How did I end up like this (in my underwear)?

Flashback

Thanks for waiting.

This is as embarrassing as I expected.

...Say, do you remember when my brother passed away?

You told me you'd be my big brother from then on... It made me so happy.

You should go and take a shower first.

*Wobble wobble*

No, I'm pretty sure I must've misused what little reasoning I had left in me.

If I'm not mistaken, about ten minutes ago she made a plain attempt to seduce me...