2. Nida and Deogracias were college sweethearts who had a child together named Mikael. When Mikael was three years old, Nida and Deogracias both died in a car accident while still planning their future wedding. Mikael was then put in the care of the unmarried sister of Nida, Nina, who officially adopted Mikael. A few years later, Nina left to work in the United States (US). Mikael was left to live with his grandmother, Aurora, in the Philippines. In the US, Nina bore an illegitimate child, Maricel, from her affair with a married man. When Maricel was 22 years old, Aurora died so Nina came home to the Philippines with Maricel for the funeral. Maricel finally met Mikael who is now 28 years old. The two of them fell in love and planned to get married. Nina objected, saying that their marriage was prohibited by law. Can Maricel and Mikael validly get married? Explain your answer.