crucible (n.)-a place or occasion of severe test or trial, often revealing an individual's true character.

Donatello's keeping a painful secret.

Raphael has a decision to make.

A young Donatello has a mishap during practice, with his brothers and Father watching.

Donatello performs a very difficult task and uses analysis to cope.

Will Splinter make it home in time? Love is what we do for the ones we care about. A quick read.