Of course, before Lorena cried in the toilet, Lorena immediately opened the faucet, which made the water fill the bucket as a reservoir for the water in the toilet. She is always comfortable crying in the toilet because she is very sure no one will hear her cries. Therefore, the toilet is always a silent witness when she cries. If you, as a reader, guess that someone cares about her and will hear her cry, of course Lorena feels that no one cares about her.
Who cares for her? Alberto? Alberto have sex with Vega. Bonita as her best friend? Of course not.
Bonita is indeed Lorena's best friend, but...