Bayer 04 Leverkusen began their Bundesliga campaign with a surprising 1-2 home defeat to TSG Hoffenheim on August 23, 2025. In a match that set an early tone for the season, Hoffenheim overcame the favorites at the BayArena with a resilient performance. Leverkusen started brightly and took an early lead, but Hoffenheim responded before halftime to level the score. The second half saw Hoffenheim grow in confidence, and they snatched a winner against the run of play, capitalizing on a defensive error. Leverkusen pushed for an equalizer but found the Hoffenheim goalkeeper in inspired form. The result was an early setback for Leverkusen's title aspirations, while it provided a massive boost for Hoffenheim's season. Leverkusen's manager expressed disappointment at his team's inability to protect their lead, while Hoffenheim's coach hailed his team's fighting spirit and tactical discipline.