STR 48 (working title) is actor Silambarasan TR's big budget project under Kamal Haasan's production banner Raaj Kamal Films International (RKFI). The movie was officially announced in March, 2023 with director Desingh Periyasamy at the helm. 

RKFI officially announced today that a first look for STR 48 will be out on February 2, 2024 [Friday]. It is also being suggested that actress Pooja Hegde has come on board as film's female lead and Devi Sri Prasad as the film's music composer.  

#STR48 making its First Twinkle on 2nd February.
Let the Celebrations Begin! ✨#Ulaganayagan #KamalHaasan #Atman #SilambarasanTR #BLOODandBATTLE #RKFI56_STR48@ikamalhaasan @SilambarasanTR_ @desingh_dp #Mahendran @RKFI @turmericmediaTM @magizhmandram

— Raaj Kamal Films International (@RKFI) January 31, 2024

STR 48 comes with the tagline 'Blood and Battle', and is touted to be Silambarasan TR's first Rs. 100 Cr. budget movie. Desingh Periyasamy's debut directorial was a rom-com titled Kannum Kannum Kollaiyadithaal (2020); STR 48 on the other hand is said to be a period film with Silambarasan TR playing dual roles. 

Interestingly, Desingh Periyasamy had originally written this big budget period film for 'Superstar' Rajinikanth.