No, Heiji. He was not going to try. He was going to succeed.

"Right. Gimme a minute, I need to grab a few things."

And without so much as a by-your-leave, he's darting back inside his grandparents' place to stuff his backpack full of...supplies. Supplies to ensure victory. He reappears out front quickly enough, offering Heiji a wide, too innocent grin.