The Traitors returns for a second season this year.Hosted by Claudia Winkleman, the reality series sees 22 contestants compete for a prize fund worth up to £120,000 at a castle in the Scottish Highlands.As they arrive at the castle, a small number are selected to be “Traitors” who have to eliminate the “Faithful” contestants to claim the prize themselves. However, if the latter manage to work out and “murder” the deceitful contestants through daily roundtable meetings, they win the cash prize instead.The show’s second season kicks off Wednesday January 3 on BBC One from 9pm.