Pryce Cahill, an over-the-hill ex-pro golfer, becomes a mentor to Santi Wheeler, a troubled 17-year-old golf phenom. Their relationship is central to the story, evolving from Pryce spotting Santi's talent to them forming a found family bond as Pryce bets his future on Santi's golf career.

The series shows 'what if' scenarios of Pryce's life with his ex-wife Amber-Linn and their son Jett at different ages, including childhood mischief and teenage rebellion. Pryce worries about losing contact with Jett when he goes to college. These family dynamics are explored alongside Pryce's relationship with Santi.

Santi quits golf to test his father's love, believing Pryce never truly loved him. This causes tension, but Pryce later tells Santi that spending time with him was the best part of the past eight weeks and asks him to stay. Santi eventually decides to compete in the Ready Safe Invitational, indicating a reconciliation.

Supporting characters include Elena, who plans to leave with Santi back to Indiana and tells him that Zero really liked him; Zero, who feels hurt by Santi's insults and admits she needed money from Pryce; and Mitts, who advises Zero to consider Santi's perspective. These characters contribute to the emotional and relational complexity around Santi.

The Ready Safe Invitational is a golf competition that becomes a pivotal plot point when Santi decides to compete in it after initially planning to leave. This decision marks a turning point in his relationship with Pryce and his commitment to golf, highlighting the stakes of Santi's talent and Pryce's mentorship.