Ruby Sunday Returns to Doctor Who in 'Lucky Day' Episode

Doctor Who season 15 episode 4, 'Lucky Day,' marks the return of Millie Gibson as Ruby Sunday, exploring her life after leaving the TARDIS to reconnect with her family and process the trauma of her adventures. Ruby is depicted as more mature and cautious, grappling with the aftermath of past events while adjusting to normal life and developing a new romantic relationship with Conrad, who provides her with understanding and support. The episode features Ruby teaming up with UNIT to confront a new alien threat, the Shreek, in the absence of the Doctor. This installment emphasizes Ruby's growth and independence, drawing comparisons to previous companion dynamics and offering insight into her emotional journey. The story also maintains continuity with prior seasons, highlighting Ruby's longing for the Doctor and her ongoing struggle to balance ordinary and extraordinary experiences. 'Lucky Day' showcases Ruby in a leading role, supported by familiar UNIT characters and her family, as she faces new challenges on Earth.