Child support laws and regulations can vary significantly depending on the country and state/province in which you reside. In many jurisdictions, child support is determined based on the best interests of the child rather than the circumstances of the parents' relationship.
If a child is biologically the offspring of a man, and paternity has been established, he may be obligated to provide financial support for the child, regardless of the circumstances surrounding the conception. The reasoning behind this is to ensure that the child has the necessary financial support to meet their needs and well-being.
If a man believes that he has been purposely deceived or "baby trapped" for financial gain, he may have legal recourse to address the situation, such as through family court proceedings or legal mediation.
It's essential to consult with a legal professional familiar with the laws in your specific jurisdiction to get accurate and personalized advice in situations like these. Laws and regulations can be complex and can change over time, so it's always best to seek up-to-date advice from a qualified attorney or legal expert.