The arrival of Sister Bertrille to Puerto Rico to start her life as a novice at the Convent San Tanco takes off when she discovers that she can fly. This discovery also causes alarm for not only Sister Jacqueline, but for the Mother Superior after she returns from a meeting abroad.

Carlos, a playboy sees Sister Bertrille flying, which leads him to believe he's having religious visions and to change his lifestyle.

Sister Bertrille gets swindled after going to a greedy car salesman to get a new station wagon for San Tanco.

Sister Bertrille tries to find a replacement for the convent bell, which has cracked.

Sister Bertrille is faced with having to leave the convent when she breaks a stained-glass window.

Despite training in psychology, a young priest cannot cope with the problems of Convent San Tanco.