Youth Without Youth (2007)

Dominic Matei is a linguistic professor who dedicated his life to study the origins of human languages but ends up with the decision of committing suicide after years of fruitless searches. Fortunately, on the journey to kill himself, Matei is struck by a lightning bolt and is regenerated to a much younger man. With the fresh new body, Matei decides to live a whole new life that he would never regret.