Complex sentence: However, as the chemistry between Cal and Morgan becomes more and more apparent a rift in Bree and Morgan's friendship emerges because of the incident at the pool party when he picks Morgan up in his arms.
Split into simpler sentences: However, as the chemistry between Cal and Morgan becomes more and more apparent. A rift between Bree and Morgan's friendship emerges because of the incident at the pool party when he picks her up in his arms.