Yes he can save himself. Yes it does effect his casting of Summon Monster V.

Emergency Force Sphere is an immediate action¹. Summon Monster V is a full round action to cast². You can perform an immediate (similar to a swift³) action in the same round as a full round action; but this isn't the case with Summon Monster spells. You must concentrate on the casting until your next turn.

¹Immediate Action: An immediate action is very similar to a swift action, but can be performed at any time—even if it's not your turn.

²Full-Round Action: A full-round action consumes all your effort during a round. The only movement you can take during a full-round action is a 5-foot step before, during, or after the action. You can also perform free actions and swift actions.

³Swift Action: A swift action consumes a very small amount of time, but represents a larger expenditure of effort and energy than a free action. You can perform only a single swift action per turn.

Yes he can save himself. Yes it does effect his casting of Summon Monster V.

Emergency Force Sphere is an immediate action¹. Summon Monster V is a full round action to cast². You can perform an immediate (similar to a swift³) action in the same round as a full round action; but this isn't the case with Summon Monster spells. You must concentrate on the casting until your next turn - since it has a casting time of 1 Round.

¹Immediate Action: An immediate action is very similar to a swift action, but can be performed at any time—even if it's not your turn.

²Full-Round Action: A full-round action consumes all your effort during a round. The only movement you can take during a full-round action is a 5-foot step before, during, or after the action. You can also perform free actions and swift actions.

³Swift Action: A swift action consumes a very small amount of time, but represents a larger expenditure of effort and energy than a free action. You can perform only a single swift action per turn.

Yes he can save himself. No it does not effect his casting of Summon Monster V.

Emergency Force Sphere is an immediate action¹. Summon Monster V is a full round action². You can perform an immediate (similar to a swift³) action in the same round as a full round action.

¹Immediate Action: An immediate action is very similar to a swift action, but can be performed at any time—even if it's not your turn.

²Full-Round Action: A full-round action consumes all your effort during a round. The only movement you can take during a full-round action is a 5-foot step before, during, or after the action. You can also perform free actions and swift actions.

³Swift Action: A swift action consumes a very small amount of time, but represents a larger expenditure of effort and energy than a free action. You can perform only a single swift action per turn.

Yes he can save himself. Yes it does effect his casting of Summon Monster V.

Emergency Force Sphere is an immediate action¹. Summon Monster V is a full round action to cast². You can perform an immediate (similar to a swift³) action in the same round as a full round action; but this isn't the case with Summon Monster spells. You must concentrate on the casting until your next turn.

¹Immediate Action: An immediate action is very similar to a swift action, but can be performed at any time—even if it's not your turn.

²Full-Round Action: A full-round action consumes all your effort during a round. The only movement you can take during a full-round action is a 5-foot step before, during, or after the action. You can also perform free actions and swift actions.

³Swift Action: A swift action consumes a very small amount of time, but represents a larger expenditure of effort and energy than a free action. You can perform only a single swift action per turn.