Apoorva, a 24-year-old in Bengaluru, conceals his failed MA from his mother. Juggling part-time jobs, he relies on his love interest, Swapna, for support. Apoorva's unique ability to control blinking becomes a curse when a mysterious old man reveals his father's survival.

Set against the backdrop of 1960s Bangalore, Aachar & Co. follows the journey of a traditional family as they navigate the challenges of embracing modernity while honouring their roots. The film brings together a delightful mix of nostalgia, humour, and drama, capturing the essence of that era.