In the fourth Duke Dynasty novel, readers will delight in this enchanting Regency romance with a mystery at its core, as half siblings investigate the truth about their mother’s succession of beloved husbands. The May 25 release will include a new “mass max” book size which is slightly bigger than a traditional mass market paperback and with larger print. Be one of the first to check out this conveniently sized novel by preordering a copy of UNDERCOVER DUKE now to start reading on May 25.