The Madrigal family is preparing to celebrate Dolores' wedding. This joyous occasion has the family, which is still mending fences, in a frenzy of excitement. Through it all however, newly gifted Mirabel has noticed something amiss with her Tio Bruno. Although he has been reunited with the family, he still tends to keep to himself, isolated, and seemingly alone though he's surrounded by people who only want to love him. Mirabel, sets out to discover why he keeps his guard up, why the weight of the world seems to rest on his shoulders, and what, if anything she can do to make it right. Before she can help him build a brighter future however, she must first understand his broken past.