Holly Ladders and Paul Mattei lead a seemingly quiet life, despite the constant threat from the far reaches of Africa. The discovery of an old suitcase, filled with family mementos, rekindles buried tragedies. In a relentless quest to solve the enigma surrounding the death of the Mattei parents, the couple find themselves caught up in a whirlwind of high-risk adventure, drawn towards an ultimate confrontation whose stakes are none other than the safeguarding of their lives and moral integrity. The question remains: will they have the strength to keep their oath and finally reveal a truth that has been hidden for too long?