The incest between Rahel and Estha was not out of passion or long hidden away feelings that the two who are very close to each other might have had, but an expression of the siblings feelings that they donâ€™t want and canâ€™t live up to the invisible rules that are surrounding them anymore.
Quote 1: Motiv I, togheter
â€Only that what they shared that night was not happiness, but hideous grief.â€ (Chapter 20, The Madras Mail*)
One might think that Rahel and Estha, the twins, do not knowingly choose the incest and as it happens after they have been seperatet for many years they have been longing much for each other â€“ and as they have always loved each other but now are adults fall into expressing their love for another on a sexuall level. But as Roy writes, what the twins shared that night was not happiness but grief. It did not happen out of spontanous passion.
Quote 2: Motiv II, togheter
â€Only that there were tears. (...). Only that once again they broke the Love Laws. That lay down who should be loved. And how. And how much.â€ (Chapter 20, The Madras Mail)
With their act Rahel and Estha want to make clear, that they donâ€™t want to live up to the Love Laws anylonger. These Laws had almost dictated their lives up until then and made them struggle with their lives and identitys â€“ incest as a physical act became a metaphor for the will to break free from these boundries.
Although the twins already had broken those invisible laws before (for example by spending time with Valuta), the act of incest is one of the most shoking they can â€comitâ€ â€“ as well for them and their enviroment as for the reader. Because while it might for a western reader not be as shoking to read about love between members of different casts as it might be for someone in Kerala, incest still is something that the western society is being shocked about. So with their incestuous act they are deliberately breaking the Love Laws to show...