After weeks of speculation and being linked with a host of top jobs around Europe, the 42-year-old has surprised many by announcing he won't be going anywhere.
Alonso has impressed the world in his first 18 months in senior management - after Leverkusen gave him his big break - and he believes there is still a job to do.
The German side are on the brink of a first Bundesliga title and are unbeaten in all competitions this season as they challenge for the Europa League and German Cup - which is why he Alonso attracted so much interest.