You Are My Spring (2021)

A hotel concierge and a psychiatrist with traumatic childhoods form a heartfelt bond when they become entangled in a perplexing local murder case.  

[About] 
You Are My Spring is an upcoming South Korean television series directed by Jung Ji-hyun and starring Seo Hyun-jin, Kim Dong-wook, Yoon Park and Nam Gyu-ri. The series follows the three main characters who live with their respective 'seven years of age in their hearts'. It is scheduled to premiere on tvN on July 5, 2021, and will air every Monday and Tuesday at 19:00 (KST). It will also be available worldwide for streaming on Netflix.

[Source: Wikipedia]