Lucas is not Reinaldo's son! Manuel conducted a DNA test on Ringo, to make sure that he really was Lucas. The results came as a shock to him as he found out that he was actually Elena's son but not Reinaldo's.See more: Ringo is Lucas!Manuel was confused with the DNA results and suspected that Frank could be Lucas' real father. He confided in Cata, who in turn asked Elena who Lucas' real father was. Elena was not able to tell her the truth but appeared shocked by the news as well. She too had just found out that Lucas was not her husband's son.When Reinaldo went to see Elena, she eventually told him the truth that he was not Lucas' father. Reinaldo was hurt by the news because he had loved Lucas and suffered dearly when they lost him. He demanded to know the truth and Elena had to tell him that Cardenas was the real father of Lucas.It turns out that Elena and Cardenas had a brief relationship during the time she was engaged to Reinaldo. She broke things off with him when she caught Reinaldo cheating during their engagement party.  She got involved with Cardenas but things did not develop further between them.  She made up with Reinaldo and they eventually got married. She also believed that Lucas was Reinaldo's son all along.Did you expect Cardenas to be Lucas' father?You can follow "The Return of Lucas" on NTV Kenya, from Monday to Thursday 8:00 pm for more.