Rabbit, Run by John Updike.
 
John Updike's acclaimed novel "Rabbit, Run" follows Harry "Rabbit" Angstrom, a restless 26-year-old yearning to escape the confines of his life. Disillusioned by his dead-end job and a loveless marriage, Rabbit impulsively abandons his wife and young son.
His flight takes him on a meandering journey, searching for fulfillment and a sense of self. He grapples with fleeting relationships and the burden of responsibility he left behind. "Rabbit, Run" is a poignant exploration of masculinity, freedom, and the yearning for a life less ordinary.