Overview

• The chemistry test challenge introduced an anonymous swipe-and-kiss app that sent matched contestants to a beachside kissing booth
• New arrivals Parisa and Alli Jo from Grant’s season disrupted existing connections, with Brian dumping Zoe to pursue Parisa after their chemistry test kiss
• Spencer and Jess, Dale and Kat, Jonathon and Alexe, and Jeremy and Bailey each secured roses to lock in their partnerships
• Justin’s attempt to hand his rose to ex Susie was refused, prompting his unexpected walkoff during the ceremony
• Lexi stormed off in protest of the ceremony’s outcome, leaving her and Justin’s continued presence in Costa Rica undecided