Katie takes Oliver out of school for a day after Oliver has a meltdown over something minor; Anna-Kat takes Greg to the park to help him make new friends.
The former head of the CBI contacts Jane when a mysterious box, which he has had in his possession for nearly a decade, is stolen.
When Oscar discovers Felix was a nationally ranked chess player, he urges him to get back into the game for financial reasons; Emily tries to figure out the reason for Felix's odd behaviour.