Information for Let Loose Sid at Barons Court Theatre, Inner London (Play). Sid has experienced loneliness, grief, trauma and homelessness since their mother went into a coma and, more recently, the death of their father. After finally finding a somewhat stable footing in life, they find their mother's old dream journal. Sid discovers that lucid dreaming is much more than just a quirky anomaly of the night - it's a superpower. Battling with the dangers of this newfound talent, Sid learns to push the limits of their dreaming abilities and must ultimately make the biggest decision of their life.