Hoffenheim spoiled Erik ten Hag's Bundesliga debut as Bayer Leverkusen coach by coming from behind to defeat his team 2-1 in Leverkusen on Saturday.
Tim Lemperle scored the visitors' winner early in the second half to get a new-look Leverkusen after a summer of change off to a disappointing start.
Ten Hag, who took over from the Real Madrid -bound Xabi Alonso, had three new signings in his starting lineup including goalkeeper Mark Flekken , young forward Ibrahim Maza , and defender Jarell Quansah .
The latter headed Leverkusen into an early lead, but Fisnik Asllani leveled in the 25th and turned provider for Lemperle in the 52nd.
The summer departures of key Leverkusen players like Florian Wirtz , Granit Xhaka , Jeremie Frimpong and former captain Jonathan Tah w