<span class='standouttext'>Spoiler : </span><span class='spoiler'> Bring him a specific water bottle out of the kitchen area - the one on the middle of the table - the man will still die in your arms, but provide you with the skill book Trap Detection level 5. </span>
taken out of the Official strategy guide.
Try dropping the bottle of water and picking it up again with your hero.... (you sure you didnt drink any water lately???)