1453 Kolkata, May 31 West Bengal Chief Minister Mamata Banerjee on Monday wrote to Prime Minister Narendra Modi, requesting him to withdraw the Centre's order recalling Chief Secretary Alapan Bandyopadhyay, and said her government "is not releasing" the top bureaucrat. In a five-page letter, Banerjee urged the prime minister to reconsider the Centre's decision to recall the chief secretary after giving him a three-month extension. Banerjee said she was shocked by the Centre's decision and termed the order as "unilateral", which was issued "without any prior consultation" with the state government. "This so-called unilateral order is an unreasoned volte face and by your own admission, against the interests of the state and its people.