Article continues below advertisementAna de Armas and Tom Cruise's whirlwind romance turned into a real-life Mission: Impossible as the actress reportedly felt "uncomfortable" with the pace of their relationship.Article continues below advertisementSource: MEGAAna de Armas reportedly felt 'uncomfortable' in her relationship with Tom Cruise.Article continues below advertisementAccording to Us Weekly, the breakup was "Ana's decision." A source revealed, "Things were moving fast, and she started to get a little uncomfortable with how fast it was going," despite their "undeniable chemistry.