Back then , Wen and Ester 's marriage had been pleasant and loving - despite the obvious differences in personality , of course . Nine grueling months later , and Hua Tenten tasted her first breath of fresh air . Her parents could n't be happier to have a squalling little baby to add to the family .

Based on the preceding passage, answer the following question Why do Wen and Ester love Hua Tenten so much ?
They are her guardians .