His first three career starts came against Iowa, Ohio State and Indiana. Three of the top-10 defenses in the country. Penn State had just fired its head coach. The starter, Drew Allar, was done for the year. And a redshirt freshman from Lewis Center, Ohio, was the one they handed the ball to. He lost his first three games. Then he won four in a row. That's the short version of how Ethan Grunkemeyer ended up in Blacksburg, and why the expectations around him are already a lot bigger than anything Virginia Tech has had to manage at quarterback in years. The resume entering year two. The full-season numbers look fine on the surface: 1,339 passing yards, eight touchdowns, four interceptions. But the number that actually matters is the one at the end. Over his final four starts, Grunkemeyer threw zero interceptions. He closed Penn State's year by going 23-of-34 for 262 yards and two touchdowns in a 22-10 Pinstripe Bowl win over Clemson.…