Possible Clues:

• A blithe 'Would you like to release?'
• Happy-go-lucky accountant appearing before heartless judge
• Not worried at all
• A hundred are happy to be released
• Not worried about judge lacking heart
• Jaunty if no charge follows caution
• Without responsibility or worries
• After a century, are happy at getting released
• Having no worries about judge being heartless
• A hundred are no longer bound to be so happy