This quote expresses wholehearted commitment and enthusiasm for a particular endeavor or relationship. The phrase "This thing we're doing here" refers to a shared experience or venture, whether it's a romantic relationship, a project, or any collaborative effort.
The statement "You, me, I'm in, I am all in" conveys a strong and unwavering dedication to this shared endeavor. It signifies a willingness to invest fully in the relationship or project, giving it one's complete attention, effort, and support.
Overall, this quote encapsulates the idea of enthusiastic and wholehearted participation in something meaningful, emphasizing a deep commitment to the shared journey or experience. It conveys a sense of passion and dedication to the endeavor at hand.